Gumstix Chatterbox W5G for Raspberry Pi® Compute


Feature-rich Alexa Development Board WITH 5 GHz WiFi

Get started with Alexa on Raspberry Pi CM with the Chatterbox Pi. Add a camera, RGB LED, and GPIO-controlled gadgets to your voice or button activated home assistant application with included 5 GHz WiFi.

Gumstix Chatterbox W5G for Raspberry Pi® Compute BluetoothWiFi

Designed by Gumstix in Geppetto, and following the Amazon AVS functional design guide, The Chatterbox for Raspberry Pi CM provides a feature rich development platform for Alexa Voice Service projects. With a 2.5- Watt speaker driver, programmable pushbuttons, and a built-in microphone, Chatterbox can be configured as a push- or hold-to-talk, or hot-worddetect Alexa platform. Exciting features, such as 15-pin CSI 2 camera connector, RGB LED, WiFi, and Bluetooth, as well as a 20-pin GPIO header, make the Chatterbox Pi an ideal home assistant development board.

The Chatterbox W5G has an improved WiFi/Bluetooth R module providing the increased bandwidth of 5 GHz 802.11b/g/n over the previous 2.4 GHz model, as well as Bluetooth R 4.2 and BLE.

Customize the Gumstix Chatterbox for Raspberry Pi R Compute to your project’s specific needs in Geppetto D2O. Add functionality or remove unused components with the ease of a drag-and-drop interface.

Mating connector:
1 × U.FL Connector

What’s included:
1 × Chatterbox for RPi board Key component
1 × Micro B USB Plug
1 × SODIMM Connector
1 × FCI 15 pin FPC connector
1 × Connector (Power Jack Medium)
1 × USB Standard A Jack
1 × Single Channel 2.5 W Audio Amplifier
1 × FTDI FT232RQ USB UART Interface
1 × Stereo Audio Codec
1 × TI WiLink8 WL1831
1 × Microphone

Included Components
Chatterbox for RPi board

Chatterbox for RPi board

Access Point Mode



On-board microphone and 2.5 Watt speaker driver



USB Device

Micro B USB Plug


5 GHz 802.11b/g/n

Key Components
Micro B USB Plug

Micro B USB Plug

SODIMM Connector

SODIMM connector to DDR2 200 pin module, such as the Raspberry Pi Compute Module

FCI 15 pin FPC connector

Raspberry pi CSI2 and DSI connector

Connector (Power Jack Medium)

PJ-018H-SMT, medium size (1.65mm), fits EIAJ-2 plug

USB Standard A Jack

The USB Standard A jack allows a Gumstix system to operate in USB Host mode

Single Channel 2.5 W Audio Amplifier

Single Channel 2.5 W Class D Filterless Audio Amplifier


Connect to an RS232 serial terminal over USB with the FTDI FT232RQ interface

Stereo Audio Codec

Low-Power Stereo CODEC with 10 Inputs, 7 Outputs, HP Amplifier and Enhanced Digital Effects

TI WiLink8 WL1831

The certified WiLink 8 module from TI offers high throughput and extended range along with Wi-Fi and Bluetooth coexistence in a power-optimized design.


Thru-hole omnidirectional microphone (-42DB)

Mating Connectors
U.FL Connector

Attach a U.FL Wi-Fi or Bluetooth antenna (not included) to a Gumstix system with this connector.

Please read the instructions in the README file carefully before starting. Instructions and functions are explained in the file.

Files that are needed (such as bootloader and operating system) to create a bootable disk image, are available below.

Our Support page links additional resources.

Software Version:

COVID-19 has affected our supply chain. Please expect delays on your orders while we do everything we can to fulfil them.