# LILYGO T-SIM7600E

> ESP32-based development board with SIM7600E-H 4G LTE Cat-4 modem, GPS, Wi-Fi, Bluetooth, 18650 battery holder with solar charging, and dual USB-C ports for high-speed IoT connectivity.

## Quick Facts

- **Brand:** LILYGO
- **Board Type:** ESP32
- **Price:** ~$49.78
- **Product Readiness:** developer
- **CPU:** ESP32
- **CPU Architecture:** Xtensa LX6 dual-core
- **RAM:** 520KB SRAM
- **PSRAM:** 8MB
- **Flash:** 4MB
- **USB:** USB-C (dual)
- **Power:** 5V
- **Operating Voltage:** 3.3V
- **Battery:** 18650 Li-Ion (external holder)
- **Charging Port:** USB-C
- **Antenna:** U.FL/IPEX
- **SD Card:** microSD

## Connectivity

- **Wifi:** 802.11 b/g/n
- **Bluetooth:** BLE 4.2
- **Cellular:** LTE Cat-4

## Open Source

- **Status:** open-firmware
- **Firmware:** Yes
- **Schematics:** No
- **PCB Layout:** No

## Compatible Firmware

arduino, esp-idf

## Use Cases

- iot-gateway
- asset-tracking
- fleet-management
- remote-monitoring
- video-streaming
- industrial-iot

## Components

- **ESP32** (mcu): Dual-core 240 MHz Xtensa LX6 MCU with 4 MB flash, 8 MB PSRAM, integrated Wi-Fi 802.11 b/g/n and Bluetooth 4.2. — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.espressif.com%2Fsites%2Fdefault%2Ffiles%2Fdocumentation%2Fesp32_datasheet_en.pdf&ref=openhardware.directory&product=lilygo-t-sim7600e&source=md-export)
- **SIM7600E-H** (cellular-modem): SIMCOM SIM7600E-H multi-band LTE Cat-4 modem with integrated GPS/GNSS, delivering 150 Mbps downlink and 50 Mbps uplink. Supports Europe LTE-FDD bands. — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fsimcom.ee%2Fdocuments%2FSIM7600E%2FSIM7600E_Hardware_Design_V1.06.pdf&ref=openhardware.directory&product=lilygo-t-sim7600e&source=md-export)
- **CH9102** (usb-bridge): WCH CH9102 USB-to-TTL serial converter for USB programming and debugging. — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.wch-ic.com%2Fproducts%2FCH9102.html&ref=openhardware.directory&product=lilygo-t-sim7600e&source=md-export)

## Protocols

- **I2C**
- **SPI**
- **UART**
- **SDIO**
- **I2S**
- **CAN**

## Available Software

- **[Arduino IDE]()** (open-source)
- **[ESP-IDF]()** (open-source)

## Description

## Overview

The LILYGO T-SIM7600E is a feature-rich cellular IoT development board powered by an ESP32 MCU and the SIM7600E-H 4G LTE Cat-4 modem, delivering download speeds up to 150 Mbps and upload speeds up to 50 Mbps. The board integrates GPS positioning, Wi-Fi, and Bluetooth connectivity alongside an 18650 battery holder with solar charging input and battery protection circuitry. Dual USB Type-C ports enable simultaneous programming and network use. The onboard GPS supports power-saving sleep modes drawing as low as 300 µA, making this board suitable for field-deployed IoT gateways and asset trackers requiring high-bandwidth cellular connectivity.

## Where to Buy

- [LILYGO Official Store](https://openhardware.directory/r?to=https%3A%2F%2Flilygo.cc%2Fproducts%2Ft-sim7600&ref=openhardware.directory&product=lilygo-t-sim7600e&source=md-export) — $49.78

## Resources

- [product](https://openhardware.directory/r?to=https%3A%2F%2Flilygo.cc%2Fproducts%2Ft-sim7600&ref=openhardware.directory&product=lilygo-t-sim7600e&source=md-export)
- [github](https://openhardware.directory/r?to=https%3A%2F%2Fgithub.com%2FXinyuan-LilyGO%2FLilyGo-Modem-Series&ref=openhardware.directory&product=lilygo-t-sim7600e&source=md-export)

## Tags

`esp32`, `4g`, `lte`, `sim7600`, `cellular`, `gps`, `iot`, `lilygo`, `solar`, `18650`

## Images

![LILYGO T-SIM7600E](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-sim7600e/b3776e83b758.jpg)
![LILYGO T-SIM7600E](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-sim7600e/851354cf8714.jpg)
![LILYGO T-SIM7600E](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-sim7600e/7b059a2c2f25.jpg)
![LILYGO T-SIM7600E](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-sim7600e/376f76133d86.jpg)
![LILYGO T-SIM7600E](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-sim7600e/9ddea30b1d66.jpg)
![LILYGO T-SIM7600E](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-sim7600e/5c30753d21d8.jpg)
![LILYGO T-SIM7600E](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-sim7600e/7dd888433c1b.jpg)
![LILYGO T-SIM7600E](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-sim7600e/aa15f39401df.png)

> **Battery Powered:** 18650

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