meshtastic/docs/hardware/devices/lilygo/techo/index.mdx

---
id: techo
title: LILYGO® TTGO T-Echo devices
sidebar_label: T-Echo
sidebar_position: 3
---

The T-Echo is the latest device to be release by LILYGO® supporting a low power consumption micro-controller.

Further information on the LILYGO® T-Echo devices can be found on LILYGO®'s [GitHub page](https://github.com/Xinyuan-LilyGO/LilyGO-T-Echo).

## Specifications

- **MCU**
  - nRF52840 (Bluetooth BLE 5.0 & NFC)
- **LoRa Transceiver**
  - Semtech SX1262
- **Frequency options**
  - 433 MHz
  - 868 MHz
  - 915 MHz
- **Navigation Module**
  - L76K GNSS receiver (Supports GPS, BeiDou, GLONASS & QZSS)
- **Connectors**
  - U.FL antenna connector

## Features

- Reset, Program and capacitive touch buttons
- 1.54" eInk display
- Optional BME280 - Humidity and Pressure Sensor
- Comes with a case and battery

## Resources

- Firmware file: `firmware-t-echo-2.x.x.uf2`
- Purchase Links:
  - US
    - [Rokland 915MHz](https://store.rokland.com/products/lilygo-ttgo-meshtastic-t-echo-white-lora-sx1262-wireless-module-915mhz-nrf52840-gps-for-arduino?ref=8Bb2mUO5i-jKwt)
    - [Rokland 915MHz w/ BME280 Kit](https://store.rokland.com/products/lilygo-ttgo-meshtastic-t-echo-white-bme280-lora-sx1262-wireless-module-915mhz-nrf52840-gps-rtc-nfc-for-arduino?ref=8Bb2mUO5i-jKwt)
  - International
    - [LilyGO](https://www.lilygo.cc/products/t-echo)
    - [AliExpress](https://www.aliexpress.com/item/1005003026107533.html)

![LILYGO T-Echo](/img/hardware/t-echo.svg)