Part Number: DDSM Driver HAT (B) Direct Drive Servo Motor Driver Board (B), Integrates ESP32 and Control Circuit, 2.4G WiFi Support, Suitable for DDSM400 Hub Motor, ESP Now Support Supports controlling 6-ch DDSM400 hub motors at the same time via ESP32 UART or Type-C USB port, providing hub motor SDK for Secondary Development Based on ESP32-WROOM-32 module, supports multiple wired and wireless communication modes, supports JSON command interaction for easier control. Provides DDSM400 hub motor control demo and SDK, easy to use Integrated WEB application for controlling and setting the DDSM400 hub motors, more convenient for debugging