Feature:1. USB 2.0 Port: Immediately create microphone input and output connections through any USB port, which is ideal for desktop, laptop and netbook PC.2. Good Performance: Improve access, bypass faulty sound cards or ports, and upgrade the performance. 16 rhythm preset modes, 23 sound field preset modes.3. 3D Sound and LED Indicator: Support 3D and virtual 7.1 surround sound, including preset sound effects with 10 band equalizer. LED indicates microphone mute, status, activity.4. Easy Access Keys: Microphone mute, speaker mute, volume up, volume down. The appearance is exactly like a USB flash drive, black shell, USB interface device, plug and play.5. Save Function: Convert analog signal (line signal of microphone and CD MP3 TV recorder, etc.) into digital signal and save function. Support multiple operating systems.Specification:Item Type: Sound CardMaterial: ABSSupport Operating System: For Windows 2000 2003 XP Vista, for Win7, for Linux, for WinCE(5.0 6.0), for Android (2.1, 2.2, 2.3, 4.0), for OS XInterface: USBConnection: Speakers or headphones, enjoy a virtual 7.1 channel trackCompatible: USB 2.0 pure digital sound output, virtual 7.1 channel processing capability.Package List:1 xSound Card