# 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.

**3 device listed.**

## LILYGO T-Bao

Dual-MCU development board combining ESP32 and KENDRYTE K210 RISC-V AI processor with OV2640 camera, 1.54" IPS touchscreen, I2S audio amplifier, motor driver, 6-axis IMU, and Wi-Fi for edge AI and robotics prototyping.

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

## M5Stack Cardputer-Adv

Credit-card-sized ESP32-S3 handheld computer with 56-key mechanical keyboard, 1.14" IPS display, BMI270 IMU, ES8311 audio codec, 1W speaker, MEMS microphone, IR transmitter, 1750mAh battery, Grove I2C port, and microSD slot.

[Details](https://openhardware.directory/devices/m5stack-cardputer-adv) | [Markdown](https://openhardware.directory/devices/m5stack-cardputer-adv/md)

## Heltec MeshTower

High-power Meshtastic relay/repeater kit with nRF52840 + SX1262 LoRa, 18V/10W solar panel, 3x2800mAh battery pack, IP66 aluminum enclosure, and 5.5dBi fiberglass antenna.

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