Specification: Origin: Mainland China Type: Module Condition: New USB external sound card Bare board method, visible materials, compact and easy to carry Chip model: CM108 external crystal oscillator Output and input: 3.5mm green headphone socket, 3.5mm microphone socket USB interface, plug and play, replaces traditional sound card (if the computer sound card is broken, it can be directly replaced) Output analog audio signals can directly drive headphones or output to active speakers No driver installation is required in WIN2000, WINXP, and WIN3003 systems Product size: 48.00x19.00x8.00mm Product size: 1.89x0.75x0.31inch Origin (Country or Region): Mainland China (Origin) Type: Module New or old: new Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 x CM108 USB Drive Free Sound Card 1. Plug-and-Play Design: With its driver-free design, this USB drive free sound card can be used on most operating systems without the need for additional driver installations, offering a convenient and hassle-free experience. 2. High-Quality Audio Output: Equipped with a high-quality audio processing chip, this driveless USB sound card delivers clear and realistic audio output, providing users with an excellent auditory experience. 3. Versatile Interface: Featuring a USB interface, sound card module can easily connect to computers or other devices, while also supporting external audio devices such as headphones, microphones, and speakers. 4. Lightweight and Portable: With its compact size and light weight, this external sound card chip board is easy to carry around, making it suitable for scenarios involving laptops, tablets, and mobile devices. 5. Wide Compatibility: This USB audio adapter offers broad compatibility, functioning seamlessly with various operating systems such as Windows, Mac, Linux, and software applications.