Based on ESP32-C6FH4, onboard multi-function GPIO pins. Castellated Module, Suitable For SMD Applications. Board Specifications Equipped with a high-performance 32-bit RISC-V processor with clock speed up to 160 MHz, and a low-power 32-bit RISC-V processor with clock speed up to 20MHz Built in 320KB ROM, 512KB of HP SRAM, 16KB LP SRAM and 4MB Flash memory Integrated WiFi 6, Bluetooth 5 and IEEE 802.15.4 (Zigbee 3.0 and Thread) wireless communication, with superior RF performance Castellated module and onboard ceramic antenna, allows soldering directly to carrier boards Supports flexible clock, module power supply independent setting, and other controls to realize low power consumption in different scenarios Onboard USB Type-C port, 22 × GPIO pins allows flexibly configuring pin functions What's On Board ESP32-C6FH4Built-in dual processors, main frequency is up to 160 MHz USB Type-C Portfor downloading programme and debugging ME6217C33M5Glow dropout LDO, 800mA (Max) WS2812 RGB LED 2.4G ceramic antenna BOOT buttonPress it and then press the RESET button to enter download mode RESET button ESP32-C6FH4 pins Pin Definition Outline Dimensions Documentation Wiki: http://www.waveshare.com/wiki/ESP32-C6-Zero