High-Speed USB Transfer: The CH9350 module supports 12Mbps full-speed USB and 1.5Mbps low-speed USB transfers, fully compatible with USB V2.0. This ensures efficient data transfer for your applications. HID Protocol Compatibility: The CH9350 module board conforms to standard HID protocol, requiring no additional drivers. It supports built-in HID drivers for Windows, Linux, and macOS, making it highly versatile and user-friendly. Mode Configuration: The keyboard mouse to serial port module can be configured as both host and device mode, allowing connections to USB hosts, keyboards, and mice. This flexibility makes it ideal for various interfacing needs. BIOS and Multimedia Key Support: The virtual keyboard scanning to serial port module supports USB keyboards and mice in BIOS interfaces, including multimedia function keys and different resolution USB mice. It also supports various types of USB keyboards, mice, and USB to PS2 cables. Reliable and Stable Power Supply: The CH9350 board operates on a 5V power supply with an internal crystal oscillator and power-on reset circuit, ensuring stable and reliable performance. Ensures safety and environmental standards are met. Type: Module Model Number: CH9350 Module HID Keyboard Mouse To Serial Port Virtual Keyboard Scanning To Serial Port Product appearance and printed text may vary by batch, but this does not affect functionality. Color: As Shown Material: PCB Package Contents: 1 x Serial port module Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. Measurement may vary by +/- 1-3 cm.