Seamless Integration and Ease of Use: The CH9329 Serial Port to Standard USB HID Keyboard and Mouse Device Module is an essential instrument part and accessory for DIY enthusiasts and professionals alike. It offers a straightforward solution for integrating USB keyboard and mouse functionality into your projects without the need for complex HID protocols. With a compact design and simple operation, this module is a breeze to use, making it an ideal choice for those looking to enhance their projects with USB connectivity. Versatile and Reliable Performance: This module is not just a simple converter; it's a powerhouse of features. It supports a full range of keyboard functions, including multimedia keys, and offers both relative and absolute mouse functions. The module's ability to a USB keyboard and mouse device in the computer upon connection ensures a seamless user experience. The support for custom HID device functions makes it versatile enough to handle simple data transmission tasks, adding to its adaptability in scenarios. Tailored for Durability and Efficiency:Crafted with , the CH9329 Serial Port to USB HID Keyboard and Mouse Module is designed to withstand the demands of environments. With a temperature resistance of 105 and a low volatile material content, it ensures reliable performance even in challenging conditions. The module's compact size and design a practical addition to any project, while its compatibility with USBV2.0 ensures efficient data transmission. Whether you're working on an electrical DIY project or looking to enhance your existing setup, this module is the perfect choice for those who value efficiency and durability. Supports 12Mbps full speed USB transmission, compatible with USBV2.0, with built-in crystal oscillator. Support regular keyboard and multimedia keyboard functions, and support full keyboard function. Supports relative and absolute mouse functions. Support custom HID device functions, which can be used for simple data transmission. Compact appearance, easy to use, and easy to operate The serial port to HID keyboard and mouse module uses the ch9329 chip. Users can use the serial port to send instructions to the module, which converts the serial port instructions into HID reports and sends them to the computer. No need for users to learn complex hid mouse and keyboard protocols, reducing development difficulty. This module supports four functions simultaneously: a USB keyboard containing both regular and multimedia keys, and a USB mouse containing relative and absolute mice. It can achieve all the functions of a USB keyboard and USB mouse. Board size: 35 x 15.02mm Connection between serial module and hid module: 5V, TX, RX, GND. Insert the USB interface of the computer, and you see the device simulated by the hid module in the computer, indicating a successful connection. You can use the configuration tool in "CH9329EVT. ZIP" or the serial port assistant to send instructions to the serial port module For example, in multimedia keyboard testing, pressing the mute button mute the system. For more content, refer to "CH9329 Chip Serial Communication Protocol. PDF" in CH9329EVT.ZIP Color: As Shown Material: PCB Package Contents: 1 * 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.