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The Si2WR Slim 2-Wire Interface

Si2WR Dynamic View

Intro Text

What's in the box?

The Green-GO Si2WR slim 2-wire interface comes with the following package contents:

  • 1 x Green-GO Si2WR slim 2-wire interface
  • 1 x Printed quickstart guide
Optional Green-GO accessories
  • Green-GO PoE network switches

Device overview

Front panel

Si2WR Front Panel

4 Buttons
The four Buttons are used to enter and navigate the setup menu.
4 RGB Status LEDs
The device or channel status is presented by four powerful RGB LEDs.
1 OLED Display
The high contrast, color OLED display presents channel and device information clearly but compactly.

Back panel

Si2WR Back Panel

1 PoE Powered 10/100 Mbps Neutrik EtherCON
The 10/100 Mbps Neutrik EtherCON serves as power input and connection to the local network.
1 Neutrik XLR3-Female 2-Wire Line
A Neutrik XLR3F connector for powered 2-wire system connection.

The user interface

Si2WR User Interface

The user interface of the Si2WR slim 2-wire interface is simple and compact. On the top, the user that is currently linked to the interface is shown.

The currently enabled channel(s) and the signal level coming from the connected 2-wire system is displayed right below the username.

On the bottom of the screen, the currently receiving channel(s) is displayed together with the received signal level going to the connected 2-wire system.

Tip: Please check out our 2-Wire Systems Guide to find out more on how to configure your 2-wire system integration.

The setup menu

The setup menu allows local access to almost all settings of the user and device configuration. All changes in the setup menu are done and stored locally on the device but can be easily synced back into the configuration file using the Green-GO Control software. These settings are also persistent on the device unless overwritten.

Si2WR Setup Menu

The setup menu can be accessed by pressing Button 1+Button 2 together.

Si2WR Setup Menu

Once inside the setup menu, Button 3 and Button 4 can be used to navigate up or down.

Button 1 confirms a selection or enters a submenu.

Button 2 can be used to either cancel a selection or go one menu level higher.

Access to the setup menu can be restricted by configuring the security options of a configuration file or user with the help of the Green-GO Control software. The user may be asked to enter the Tech Pincode before access is given in restrictive security configurations.

Tip: More information on security options can be found here.

User

The User submenu holds settings for user-relevant configuration like:

Select User

Available Users

This menu lists all available users of the active configuration file.

Directions: User ▸ Select User
Range: Defined by configuration file
Default: None

Channels

Channel 1 ‒ 32

The following is available for each of the 32 channels.

Assign

This menu allows selecting a communication target for the channel. Entering this menu will bring up a pre-filter that provides easy access to the active configuration file's available groups and users.

Directions: User ▸ Channels ▸ ID ▸ Assign
Range: None, Groups, Users
Default: None

Listen Override

This option allows defining a separate listen source for the channel. The user talks to the primary target assigned but listen to the group defined here.

The primary use case allows for commando communications to several recipients while keeping possible feedback private (1 follow-spot caller, multiple follow-spot operators).

Directions: User ▸ Channels ▸ ID ▸ Listen Override
Range: None, Groups
Default: None

Listen

A channel can be enabled or muted independently from the set channel Level. The Listen state of the channel can be easily toggled on or off without losing the set channel level.

This option may be influenced by the Listen Mode.

Directions: User ▸ Channels ▸ ID ▸ Listen
Range: Muted, On
Default: On

Level

This option defines the output level for the channel.

Directions: User ▸ Channels ▸ ID ▸ Level
Range: -40 dB ‒ +12 dB (1 dB increments)
Default: 0 dB

Talk Mode

The Talk Mode defines how a channel can be activated for vox communications with the talk button.

Mode Description
Disabled This option disables the talk function on the channel.
Momentary This option allows for a push-to-talk style of operation.
Latch This option acts as a toggle: The first press enables talk, the second press disables talk.
Latch/Mom This option allows for a mixed operation. Short presses act as a latch toggle, and long button presses allow for momentary communication.

Directions: User ▸ Channels ▸ ID ▸ Talk Mode
Range: Disabled, Momentary, Latch, Latch/Mom
Default: Latch/Mom

Priority

A channel can be configured with one of three priorities. Communication with lower priority can be attenuated (Dim) when a higher priority channel transmits.

Directions: User ▸ Channels ▸ ID ▸ Priority
Range: Low, Normal, High
Default: Normal

Listen Mode

The Listen state defines a muted or unmuted channel. The Listen Mode options define if and how the channel's listen state is toggled.

Mode Description
Listen On Talk This mode enables the Listen state of the channel (unmutes), as soon as the talk is active on the channel. Disabling talk on the channel will disable the Listen state again (mute).
No Listen On Talk An active talk doesn't affect the Listen state of the channel, but the channel respects the Isolate function.
Ignore Isolate This mode ignores the Isolate function.
Fixed This mode doesn't change the Listen state.

Directions: User ▸ Channels ▸ ID ▸ Listen Mode
Range: Listen On Talk, No Listen On Talk, Isolate Ignore, Fixed
Default: Listen On Talk

Call Mode

This option defines if call signals can be sent and/or received on the channel.

Mode Description
Disabled This option disables all call signals on the channel.
Recv Only Call signals can be received on the channel.
Send Only Call signals can be sent to the channel.
Send/Recv This mode enables the sending and receiving of call signals on the channel.

Directions: User ▸ Channels ▸ ID ▸ Call Mode
Range: Disabled, Recv Only, Send Only, Send/Recv
Default: Send/Recv

Cue Mode

The Cue Mode defines how an incomming cue signal is handled.

Mode Description
Normal This option allows for a three-staged cue signal with a manual ready reply.
Auto Answer This option automatically answers incomming cue signals on this channel, reducing the effective stages to ready and go.
Ignore This option ignores incomming cue signals. Cue signals sent may be answered by other devices.

Directions: User ▸ Channels ▸ ID ▸ Cue Mode
Range: Normal, Auto Answer, Ignore
Default: Normal

Channel Mode

The Channel Mode allows for simple automation that enables complex channel configurations. Things like automatic replies and GPIO control can be configured here.

Mode Description
Normal This is the default setting. The channel takes no action when voice communication is received.
No Reply This option disables the Answer/Reply function on the channel.
Reply Direct With this option set, the Answer/Reply function will only reply to the last active member of a group.
Auto Reply This option automatically activates the talk function on the channel as soon as voice communication is received.
Autotalk This option automatically opens the channel as soon as the enabled input becomes active.
Solo Talk This option automatically disables the talk function on any other channel when the talk function of the channel itself is set to active.
Flex This option enables the user's flex list on the channel and allows for a quick channel destination change.
GPIO Control This sends a special GPIO control data packet on the channel and disables the talk function for the channel.

Directions: User ▸ Channels ▸ ID ▸ Channel Mode
Range: Normal, No Reply, Reply Direct, Auto Reply, Autotalk, Solo Talk, Flex, GPIO Control
Default: Normal

Special Channels

Each user has, in addition to the 32 normal channels, four additional special channels.

Direct

The direct channel is temporary and functions bi-directional.

The channel gets created as soon as any remote user who isn't configured on any of the 32 channels contacts the user linked to this device (voice communication, call signal, cue signal).

Level

This option defines the output level for the channel.

Directions: User ▸ Special Channels ▸ Direct ▸ Level
Range: Mute, -40 dB ‒ +12 dB (1 dB increments)
Default: 0 dB

Priority

A channel can be configured with one of three priorities. Communication with lower priority can be attenuated (Dim) when a higher priority channel transmits.

Directions: User ▸ Special Channels ▸ Direct ▸ Priority
Range: Low, Normal, High
Default: Normal

Cue Mode

The Cue Mode defines how an incomming cue signal is handled.

Mode Description
Normal This option allows for a three-staged cue signal with a manual ready reply.
Auto Answer This option automatically answers incomming cue signals on this channel, reducing the effective stages to ready and go.
Ignore This option ignores incomming cue signals. Cue signals sent may be answered by other devices.

Directions: User ▸ Special Channels ▸ Direct ▸ Cue Mode
Range: Normal, Auto Answer, Ignore
Default: Normal

Program

The channel for program audio is passive (listen-only), meaning the user can only receive audio on this channel. The channel receives audio through a group, has independent volume control, and supports dimming when the user receives an audio signal on any of his 32 regular channels.

Assign

This menu allows selecting a communication target for the channel. Entering this menu will bring up a pre-filter that provides easy access to the active configuration file's available groups and users.

Directions: User ▸ Special Channels ▸ Program ▸ Assign
Range: Groups
Default: None

Level

This option defines the output level for the channel.

Directions: User ▸ Special Channels ▸ Program ▸ Level
Range: Mute, -40 dB ‒ +12 dB (1 dB increments)
Default: 0 dB

Dim

The program audio channel can automatically attenuate as soon as any of the other channels is active.

Directions: User ▸ Special Channels ▸ Program ▸ Dim
Range: Mute, -24 dB ‒ -6 dB, Off (6 dB increments)
Default: Off

Announce

The announcement channel is a passive channel (listen-only) that transmits with a higher priority as regular channels. Incoming audio transmissions on this channel can attenuate communication on any of the regular channels, depending on the Priority Dim setting.

The announcement channel receives its audio through a group. To send audio to this channel, the configured group needs to be assigned to one of the 32 regular channels of a user.

Warning: Please configure talking access to the source group of the announcement channel carefully, as any communication through the group may interrupt ongoing user communication.

Assign

This menu allows selecting a communication target for the channel. Entering this menu will bring up a pre-filter that provides easy access to the active configuration file's available groups and users.

Directions: User ▸ Special Channels ▸ Announce ▸ Assign
Range: Groups
Default: None

Level

This option defines the output level for the channel.

Directions: User ▸ Special Channels ▸ Announce ▸ Level
Range: Mute, -40 dB ‒ +12 dB (1 dB increments)
Default: 0 dB

Emergency

The emergency channel is a passive channel (listen-only) that transmits with the highest priority. Incoming audio transmissions on this channel will mute any communication on any of the 32 regular channels.

The emergency channel receives its audio through a group. To send audio to this channel, the configured group needs to be assigned to one of the 32 regular channels of a user.

Warning: Please configure talking access to the source group of the emergency channel carefully, as any communication through the group may interrupt ongoing user communication.

Assign

This menu allows selecting a communication target for the channel. Entering this menu will bring up a pre-filter that provides easy access to the active configuration file's available groups and users.

Directions: User ▸ Special Channels ▸ Emergency ▸ Assign
Range: Groups
Default: None

Level

This option defines the output level for the channel.

Directions: User ▸ Special Channels ▸ Emergency ▸ Level
Range: Mute, -40 dB ‒ +12 dB (1 dB increments)
Default: 0 dB

Settings

The user settings configure global communication functions. These settings affect communication on all channels and are not adjustable on a per-channel basis.

Active Time

The Active Time defines a delay that keeps the channel active after the last voice transmission has been received. The main use for this is to give users a chance to identify the transmitting channel before it goes inactive again.

Warning: This setting directly influences some functions on a Green-GO engine like Answer/Reply by setting the state Answer to active.

Directions: User ▸ Settings ▸ Active Time
Range: 0,5 seconds, 1 second, 2 seconds, 5 seconds, 30 seconds, 60 seconds, 120 seconds
Default: 5 seconds

Reply Mode

The Reply Mode defines the behavior of the Answer/Reply function.

Mode Description
Disabled This option disables the Answer/Reply function.
Active This option enables the Answer/Reply function to answer all currently ongoing voice communication.
Last This option enables the Answer/Reply function to only answer the last incoming transmission.

Directions: User ▸ Settings ▸ Reply Mode
Range: Disabled, Active, Last
Default: Last

Isolate

This function mutes all channels that do not have an active talk enabled. Channels will be unmuted as soon as no channel has the talk function enabled.

This function is helpful to control incoming audio in hectic systems. It limits the received audio to active user communications.

Directions: User ▸ Settings ▸ Isolate
Range: Disabled, Enabled
Default: Disabled

Tone Level

The Tone Level defines the loudness for all alarm signals like cue signals and the Alert Call.

Directions: User ▸ Settings ▸ Tone Level
Range: Mute, -24 dB ‒ 0 dB (6 dB increments)
Default: -12 dB

Alert Tone

This settings defines the alarm signal type for things like Alert Call or cue signals.

Directions: User ▸ Settings ▸ Alert Tone
Range: Fast, Slow, Pulse
Default: Fast

Room

This setting assigns a user to a room, available in the configuration file.

Directions: User ▸ Settings ▸ Room
Range: None, Available Rooms
Default: None

Room Dim

The Room Dim option configures if and how the audio signals from the configured room should be attenuated. The output affected by this setting is defined by the option Room Output.

Directions: User ▸ Settings ▸ Room Dim
Range: Mute, -24db ‒ -6 dB (6 dB increments), Off
Default: Off

Room Output

The option Room Output defines the hardware output on which audio signals from the configured room will be attenuated. The attenuation itself is configured by the setting Room Dim.

Directions: User ▸ Settings ▸ Room Pan
Range: Both, 1, 2
Default: Both

Priority Dim

The setting Priority Dim defines the amount channels with lower priority that get attenuated as soon as audio is transmitted on higher priority channels. Each of the 32 generic channels can have one of three priorities.

Activating this setting and defining channel priorities will help to manage user stations with high communication traffic.

Warning: This setting does not affect the behavior of the special channels Emergency or Program Audio.

Directions: User ▸ Settings ▸ Priority Dim
Range: Mute, -24 dB ‒ -6 dB (6 dB increments), Off
Default: Off

This setting defines if and what popups are shown to the user.

Mode Description
System Only This is the bare minimum. System popups for system events like joining a configuration, etc., will always be shown.
Cue This option will show popups for system notifications and incoming cue signals.
Cue/Direct This option enables popups for system events, cue signals, and communications on the special channel for temporary direct communication.
Cue/Direct/Extended This option enables popups for system events, cue signals, direct channel communications, and communications on channels that are not directly available through the UI (hidden).

Directions: User ▸ Settings ▸ Popup
Range: System Only, Cue, Cue/Direct, Cue/Direct/Extended
Default: Cue/Direct/Extended

Cue Timeout

This setting defines the hold-time for an outgoing GO cue signal.

Directions: User ▸ Settings ▸ Cue Timeout
Range: 0.5 sec, 1 sec, 2 sec, 5 sec, 30 sec, 60 sec, 120 sec
Default: 5 sec

Script

Loaded Script

This menu shows the currently loaded script and allows to load a script stored in the configuration.

Available Scripts

This submenu is available by clicking on the currently loaded script and lists all scripts stored in the configuration file.

Directions: User ▸ Scripts ▸ Script Name
Range: Available scripts
Default: None

Status

This setting shows the current status of the currently loaded script.

2-Wire Port

The 2-wire Port menu contains all settings relevant to the 2-wire system integration.

Preset

The setting Preset allows to define a general input and output gain.

It is generally important to configure this setting correctly to get accurate results from running the AutoNull function.

Directions: 2-Wire Port ▸ Preset
Range: Disabled, RTS, ClearCom, TechPro, ASL, -6 dB ‒ -18 dB (3 dB increments)
Default: Not Defined

AutoNull

The function AutoNull outputs a sine signal to the 2-wire line to configure the 2-wire connection and adjust a filter that removes the own input signal to avoid audio feedback in the Green-GO system.

Warning: It is extremely important to avoid any audio feedbacks (e.g., caused by open microphones) in the 2-wire system while running the function.

Directions: 2-Wire Port ▸ AutoNull
Range: Start
Default: Not Defined

AutoNull on Boot

The setting AutoNull on Boot defines if the AutoNull function is run after boot up.

Directions: 2-Wire Port ▸ AutoNull on Boot
Range: On, Off
Default: Not Defined

Call Mode

The setting Call Mode configures the 2-wire line connector for the electric call signal used by the 2-wire system.

The Si2WR slim 2-wire interface supports call signals (send and receive) using DC, AC, and AC/DC voltages.

Directions: 2-Wire Port ▸ Call Mode
Range: Disabled, DC, AC, AC/DC
Default: Not Defined

From 2wire

The setting From 2wire defines the input gain, controlling the audio signal from your 2-wire system.

This setting is automatically adjusted by the AutoNull function but can be adjusted to finetune the audio connection.

Directions: 2-Wire Port ▸ From 2wire
Range: -20 dB ‒ +20 dB (1 dB increments)
Default: Not Defined

Compressor

This is a simple Compressor that can be enabled with this setting. It reduces the dynamic range of the input signal by attenuating the louder parts of the signal, making it less likely to transmit distorted audio. When this setting is enabled, the timings of the compressor can be adjusted.

Directions: 2-Wire Port ▸ Compressor
Range: Off, Fast, Med, Slow
Default: Not Defined

Gate Threshold

The option Gate Threshold defines the threshold for the noise-gate to open the line input. Audio signals below the configured threshold will be cut out and not transmitted.

Directions: 2-Wire Port ▸ Gate Threshold
Range: -50 dB ‒ -25 dB (5 dB increments), Off
Default: Not Defined

Gate Hold

The option Gate Hold defines the hold time after which the noise-gate closes again after being activated once.

Directions: 2-Wire Port ▸ Gate Hold
Range: Short, Medium, Long, Xlong
Default: Not Defined

To 2wire

The setting To 2wire defines the output gain, controlling the volume of Green-GO communications on the 2-wire system.

This setting is automatically adjusted by the AutoNull function but can be adjusted to finetune the audio connection.

Directions: 2-Wire Port ▸ To 2wire
Range: -20 dB ‒ +20 dB (1 dB increments)
Default: Not Defined

Limiter

The option Limiter allows configuring a simple limiter for the line output. The limiter attenuates the loudest part of the audio signal to prevent potential signal clipping.

Directions: 2-Wire Port ▸ Limiter
Range: -6 dB ‒ -24 dB (6 dB increments), Off
Default: Not Defined

Device

The Device submenu holds settings for the device-relevant configuration.

LED Intensity

The option LED Intensity controls the brightness of the status and button backlights.

Directions: Device ▸ Device Settings ▸ LED Intensity
Range: Min, 1 ‒ 6 (1 increments), Max
Default: 4

LED Timeout

The option LED Timeout defines if the status and button backlights of the device will be controlled by the Screen Timeout.

Directions: Device ▸ Device Settings ▸ LED Timeout
Range: Disabled, Enabled
Default: Disabled

Screen Timeout

The option Screen Timeout configures a timer that turns off all displays when the device is idle. Any user action or communication received will restart the timer and reactivate the displays.

Directions: Device ▸ Device Settings ▸ Screen Timeout
Range: Always On, 1 Minute, 10 Minutes, 1 Hour, 10 Hours
Default: 1 Hour

Mode

Local

This is the default connection Mode, allowing for communication inside a local network.

Direct IP
IP Address

Directions: Connection ▸ Mode: Direct IP ▸ IP Address
Range: IPv4 address-space
Default: None

UDP Port

Directions: Connection ▸ Mode: Direct IP ▸ UDP Port
Range: Auto, 00000 - 99999
Default: Auto

Password

Directions: Connection ▸ Mode: Direct IP ▸ Password
Range: 8 characters: A - Z, a - z, 0 - 9, +, -
Default: None

Send Buffer

Directions: Connection ▸ Mode: Direct IP ▸ Send Buffer
Range: 10 ms, 20 ms, 30 ms, 40 ms
Default: 10 ms

Receive Buffer

Directions: Connection ▸ Mode: Direct IP ▸ Receive Buffer
Range: 20 ms - 200 ms (10 ms increments)
Default: 20 ms

Diagnostics

Directions: Connection ▸ Mode: Direct IP ▸ Diagnostics

Search IP
Password

Directions: Connection ▸ Mode: Search IP ▸ Password
Range: 8 characters: A - Z, a - z, 0 - 9, +, -
Default: None

Send Buffer

Directions: Connection ▸ Mode: Search IP ▸ Send Buffer
Range: 10 ms, 20 ms, 30 ms, 40 ms
Default: 10 ms

Receive Buffer

Directions: Connection ▸ Mode: Search IP ▸ Receive Buffer
Range: 20 ms - 200 ms (10 ms increments)
Default: 20 ms

Diagnostics

Directions: Connection ▸ Mode: Search IP ▸ Diagnostics

Cloud ID
ID

Directions: Connection ▸ Mode: Cloud ID ▸ ID
Range: 8 characters: A - Z, a - z, 0 - 9, +, -
Default: None

Password

Directions: Connection ▸ Mode: Cloud ID ▸ Password
Range: 8 characters: A - Z, a - z, 0 - 9, +, -
Default: None

Send Buffer

Directions: Connection ▸ Mode: Cloud ID ▸ Send Buffer
Range: 10 ms, 20 ms, 30 ms, 40 ms
Default: 10 ms

Receive Buffer

Directions: Connection ▸ Mode: Cloud ID ▸ Receive Buffer
Range: 20 ms - 200 ms (10 ms increments)
Default: 20 ms

Diagnostics

Directions: Connection ▸ Mode: Cloud ID ▸ Diagnostics

Config

The Config submenu allows loading configurations onto the device without the use of the Green-GO Control software.

Tip: The currently used configuration can be viewed in the Info submenu.

Join Config

This submenu lists all active configurations in a local network. However, the configuration currently used by the device will not be shown.

Available Configurations

Clicking on any entry will bring up a confirmation screen. Pressing the option Join will load the configuration onto the device.

Directions: Config ▸ Join Config ▸ Configuration Name

Factory Default

This setting allows loading the factory default configuration file.

Load

By clicking the Load option, the factory default configuration file will be loaded.

Directions: Config ▸ Factory Default ▸ Load

Network

The Network submenu allows configuring the network interface of the device. The configuration supports two modes (IPv4):

Dynamic: Yes

Dynamic: Yes autoconfigures the network interface, either listening to a local DHCP server or autoconfiguring a 169.254.0.0/16 IPv4 address.

Dynamic: No

Dynamic: No allows for manual network configuration.

Address

The option Address defines the private IPv4 address of the device.

Directions: Network ▸ Dynamic: No ▸ Address
Range: 0.0.0.0 - 255.255.255.255
Default: None

Netmask

The option Netmask defines the local subnet of the device.

Directions: Network ▸ Dynamic: No ▸ Netmask
Range: 0.0.0.0 - 255.255.255.255
Default: None

Gateway

The option Gateway defines the local network gateway.

Directions: Network ▸ Dynamic: No ▸ Gateway
Range: 0.0.0.0 - 255.255.255.255
Default: None

Info

The Info submenu makes the most important configuration settings available to view in one place. Some of the options available provide tools for debugging the device or system.

Name

This option shows the device name.

Directions: Info ▸ Name

Config

This submenu shows the information regarding the current configuration file used by the device.

The provided information can be helpful when debugging problems regarding devices that are out of sync.

Name

This option shows the name of the currently active configuration file.

Directions: Info ▸ Config ▸ Name

Stamp

This option shows the timestamp of the currently active configuration file.

Directions: Info ▸ Config ▸ Stamp

Multicast IP

This option shows the currently set multicast IP of the configuration file.

Directions: Info ▸ Config ▸ Multicast IP

ID

This option shows the eight-character unique ID of the currently active configuration file.

Directions: Info ▸ Config ▸ ID

IP

This submenu shows the current IP address of the device and allows to ping a remote IPv4 target to verify the current network connection.

Ping

This option allows defining an IPv4 target to be pinged.

Directions: Info ▸ IP ▸ Ping

Packets

This option allows initiating the ping script, sending out ten consecutive pings to the defined target. Also, this option acts as a total packets counter, showing how many packets have been sent.

Tip: Activating this option again will restart the script.

Directions: Info ▸ IP ▸ Packets

Packet Statistics
Avg
The average response time recorded for the last run of the ping script.
Min
The minimum response time recorded for the last run of the ping script.
Max
The maximum response time recorded for the last run of the ping script.
Lost
Counter showing the numbers of packets lost during the last run of the ping script.

Warning: On a local Green-GO network, the response times shouldn't exceed 1ms!

Firmware

This option displays the device's firmware version.

Directions: Info ▸ Firmware

Serial

This option displays the device's serial number.

Directions: Info ▸ Serial

Reset To Defaults

This submenu allows resetting the complete device or parts of the configuration back to the factory defaults.

Reset Network

This option allows resetting the network configuration back to the factory defaults.

Directions: Info ▸ Reset to Defaults ▸ Reset Network

Reset Device

This option allows resetting the device configuration back to the factory defaults.

Directions: Info ▸ Reset to Defaults ▸ Reset Device

Reset Audio

This option allows resetting the audio configuration back to the factory defaults.

Directions: Info ▸ Reset to Defaults ▸ Reset Audio

Reload User

This option allows reloading the current user and all its settings.

Directions: Info ▸ Reset to Defaults ▸ Reload User

Factory Reset

This option allows resetting the complete device back to factory defaults.

Directions: Info ▸ Reset to Defaults ▸ Factory Reset

Technical specifications

General

2-Wire line

Downloads

Firmware

Other

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