Supports Bluetooth 5 (LE)+Thread/Zigbee (802.15.4) 3 available GPIOs:Peripheral devices such as UART, I2C, PWM, etc Support for Matter Can support loT cloud solution ESP RainMaker through boundary routers External monopole antenna ESP32-H2-WROOM-07, based on ESP32-H2 chip, is a vertical plug-in module with very small size and 3 available GPIOs, which can be flexibly configured for UART, SPI, I2C, LED PWM, I2S, IR control and other functions through software. Colour:As Shown Material:PCB Note: ADC is not calibrated Package Contents: 1 * Development Boards Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.