---
id: techo
title: LILYGO® TTGO T-Echo devices
sidebar_label: LILYGO® T-Echo
sidebar_position: 2
---

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

### Specifications

- **MCU**
  - nRF52840 
    - Bluetooth BLE 5.0 & NFC
    - Very low power consumption
- **LoRa Transceiver**
  - Semtech SX1262
- **Frequency options**
  - 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 link](https://www.aliexpress.com/item/1005002842456390.html)
- TTGO's [GitHub page](https://github.com/Xinyuan-LilyGO/LilyGO-T-Echo) for the T-Echo

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