Features: brand new and high quality This USB audio adapter is for ideal to replace your faulty sound card or audio port, it adds a mono microphone-in and a stereo audio-out port to your computer through a USB port, which enables you to connect your existing headphones, headset, speakers, or microphone with 3.5mm jack to your PC through a USB interface. Practical Stereo Sound Adapter: It protects against electromagnetic interference and enjoy the stable and best sound quality. Quite great for Skype/ICQ/TeamSpeak, additionally suitable as a second sound source for simultaneous operation of loudspeakers and headphones. Compact and Portable: Durable ABS material made the USB to headphone adapter compact and lightweight. Superior Features: No driver required, just plug and for play! USB bus-powered, no external power required for this convenient sound card. Wide Compatibility: for Windows 10/98SE/ME/2000/XP/Server 2003/Vista/7/8/Linux/for Mac OSX// /for Windows Surface Pro are ok with the USB to audio adapter. Specifications: Material: aluminum alloy for shell Sampling: 16bit/44.1kHz, 48kHz Wire length: approx. 1.5m Plug specification: USB2.0 male / 3.5mm female Size: approx. 9x2x14cm/3.54x0.79x5.51in Application: desktop/laptop Link mode: drive-free, direct use Package Includes: 1PC X Sound Card note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!