<p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">1.Size: Approx 57 x 25 x 12mm</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">2.Weight: 12g</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">3.LED indicators: Microphone-Mute Status, Activity</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">4.USB2.0 Full-Speed ( 12Mbps ) Specification</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">5.USB HID Class Specification 1.1</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">6.USB Audio Device Class Specification 1.0. USB bus-powered, no external power required.</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">7.This is USB 2.0 External 7.1-Channel Audio Sound Card Adapter. It can work with either desktop or laptop. And with the Xear 3D Sound Simulation software, it extends your stereo speaker or earphone to 7.1 channel environment, giving you high quality sound enjoyment.</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">8.Connectors: USB Type A, Stereo output jack, mono microphone input jack</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">9.Xear 3D virtual 7.1 channel sound simulation software for Windows XP / Vista is included</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">10.Functions keys: Microphone-Mute, Speaker-Mute, Volume-Up and Volume-Down</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">11.Plug and Play. No drivers required for Windows 2000 / XP / Server 2003 / Vista, Linux, Mac Os</span></p><br/><p><br/></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Package Included:</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">1 x usb sound card.</span></p>