ESP32 S3 USB OTG development board for USB OTG function verification and application development based on the ESP32 S3 SoC When plugged into a computer USB port the screen displays the interface Mouse interface mode Use the Up key to enter the mouse interface In this interface the Up key moves the mouse cursor upward Use the Down key to move the cursor downward Use the Ok key to to the main interface Keyboard interface mode Use the Up key to enter the keyboard interface In keyboard mode the Up key the Key and the Menu key are used to select characters Use the Ok key to type the selected characters on the connected computer Wireless connectivity Supports Wi Fi and BLE 5.0 wireless functions Features ESP32 S3 USB OTG is a development board focusing on USB OTG function verification and application development, based on the ESP32 S3 SoC Use scenarios Prototyping USB OTG devices and HID interactions by enabling USB host and HID interfaces through the built in screen and control keys Developing IoT projects that require both Wi Fi and BLE 5.0 connectivity while leveraging USB OTG capabilities Educational and lab environments for USB OTG function verification and practical HID keyboard and mouse testing