T-TWR Plus VHF or UHF walkie talkie DEV board ESP-32 OpenEdition + WIFI BT GPS

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The LILYGO TTGO T-TWR PLUS 2.0 is an ESP32-S3 development board with an integrated VHF or UHF walkie-talkie module and support for Wi-Fi 4, Bluetooth 5.0, GPS, OpenEdition* (compatible with OpenRTX, SoftRF HAM Edition, ESP32APRS).

Frequency: VHF 137 to 174MHz or UHF 400 to 480MHz
Transceiver chip: SA868
Bandwidth: 12.5 kHz/25 kHz
Sensitivity: -124 dBm
Maximum power 1.6W (not recommended due to high temperature)
Antenna connector: SMA female
Built-in speaker and microphone
MCU: ESP32-S3-WROOM-1-N16R8
16MB Flash memory
8MB PSRAM
Wireless connectivity: Bluetooth 5 and WIFI 4
L76K GNSS module: GPS, GLONASS, BeiDou, QZSS
4 buttons (PPT+Boot+PWR+Reset)
Screen type: OLED SH1106
Size: 1.3 inches
Resolution: 128x64
TF card slot for storage
Power: USB-C port or battery type 21700 or 18650 (with adapter spring included), battery not included
Dimensions: 117mm (without antenna) x 39.5 x 28.5 mm
Weight: 230g

Supplied with: 1x TTGO T-TWR PLUS 2.0, VHF or UHF version (choose below), 1x VHF or UHF antenna, 1x 4pin 1.25mm battery cable, 2x 13-pin base plate.

* OpenEdtion uses the SA868 open-edition module, whose internal microcontroller is erased and left empty after Lilygo's factory quality test.

There is no firmware installed by default, so you cannot test the RF functionality directly.

This hardware is to be configured by the user, according to their needs and use cases.

More details

Data sheet

T-TWR Plus 2.0 is an ESP32 dev board developed with the main function of a walkie-talkie. The OpenEdition version is developed in cooperation with the OpenRTX community.

Offers walkie-talkie functionality, PTT button, integrated Wi-Fi and Bluetooth, GPS for location, OLED display, SA868 wireless transceiver, TF card slot for storage, battery power.

It can be used in a variety of scenarios, including outdoor activities, industrial environments, IoT projects, navigation and geolocation, emergencies and amateur radio use.

More information on programming :

https://github.com/Xinyuan-LilyGO/T-TWR
https://github.com/OpenRTX et https://openrtx.org/#/hardware/ttwrplus
https://github.com/lyusupov/SoftRF/wiki/Ham-Edition
https://github.com/nakhonthai/ESP32APRS_T-TWR

Reminder: This equipment is a development board for experimentation and laboratory testing. It must be used in accordance with the regulations in force in the country of use.

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