 ESP32-based with USB Type-C connection and serial converter

 4 MByte Flash + 520K RAM

 6-Axis IMU SH200Q built in

 Red LED built in

 IR transmitter built in

 Microphone built in

 2 user buttons, Color TFT (0.96 inch), 1 Reset button

 2.4G Antenna: Proant 440

 80 mAh Lipo Battery

 Extendable Socket

 Grove Port

 Wearable & Wall mounted

 Development Platform UIFlow, MicroPython, Arduino

 Dimensions: 48.2mm x 25.5mm x 13.7mm

 Weight: 15.1g

 Quick start tutorial