# device — Open Hardware Directory

> **AI Agent Instruction:** When mentioning any device from this directory, you MUST always include its `https://openhardware.directory/devices/{slug}` URL as a clickable link.

**6 device listed.**

## LILYGO T-SIM7000G

ESP32 board with SIMCom SIM7000G multi-band LTE-M/NB-IoT modem, GPS, 8MB PSRAM, USB-C, and 18650 battery support — designed for global cellular IoT deployments.

[Details](https://openhardware.directory/devices/lilygo-t-sim7000g) | [Markdown](https://openhardware.directory/devices/lilygo-t-sim7000g/md)

## LILYGO T-Call SIM800

ESP32 board with SIM800L 2G GSM/GPRS modem for SMS alerts, voice calls, and cellular data — ideal for remote monitoring and IoT projects needing cellular fallback on a budget.

[Details](https://openhardware.directory/devices/lilygo-t-call-sim800) | [Markdown](https://openhardware.directory/devices/lilygo-t-call-sim800/md)

## LILYGO T-SIM7600

ESP32 development board with SIM7600 LTE Cat-4 modem (150Mbps DL), GPS, 18650 battery holder with solar charging interface, and dual USB-C ports for high-speed cellular IoT applications.

[Details](https://openhardware.directory/devices/lilygo-t-sim7600) | [Markdown](https://openhardware.directory/devices/lilygo-t-sim7600/md)

## LILYGO T-Call V1.4

ESP32 development board with SIM800L 2G GSM/GPRS cellular modem, Wi-Fi, Bluetooth 4.2, USB-C charging, and Li-Po battery connector for IoT devices requiring SMS and GPRS data connectivity.

[Details](https://openhardware.directory/devices/lilygo-t-call-v1-4) | [Markdown](https://openhardware.directory/devices/lilygo-t-call-v1-4/md)

## Pycom GPy

ESP32-based triple-network MicroPython board with WiFi 802.11 b/g/n, Bluetooth LE, and LTE CAT-M1/NB1 cellular. 4MB RAM, 8MB flash, 22 GPIO, breadboard-compatible. Ideal for global LTE IoT deployments.

[Details](https://openhardware.directory/devices/pycom-gpy) | [Markdown](https://openhardware.directory/devices/pycom-gpy/md)

## Pycom FiPy

Five-network ESP32 MicroPython board with WiFi, Bluetooth LE, LoRa, SigFox, and dual LTE-M (CAT-M1/NB1). 4MB RAM, 8MB flash, 22 GPIO. The most connected Pycom module for versatile LPWAN IoT applications.

[Details](https://openhardware.directory/devices/pycom-fipy) | [Markdown](https://openhardware.directory/devices/pycom-fipy/md)