15 PCS 7.1 Channel USB External Sound Card

Description:
15 PCS 7.1 Channel USB 3D External Audio Sound Card package contains 15 pieces of compact and lightweight, audio amplifier sound card, which achieves a 3.5mm microphone input jack and a 3.5mm stereo headphone output from a USB port. In other words, it is an external sound card, which has an internal audio amplifier, built-in volume control buttons, two Mute buttons and two (red and green) LED indicators. It is a high-quality sound card, suitable replacement of the defected sound card or audio port, especially for laptops and other portable PC. This sound card supports virtual 7.1 digital surround sound. By this USB interface, we can use the common headphones, headset, speakers or microphone through the USB port on the PCs (desktop, laptops, etc.). This USB sound card eliminates EMI (Interference) and establishes a stable and high sound quality. This sound card is compatible with most OS such as Windows PC (any version), Windows Server 2003, Linux (any version), Mac OSX. This is a plug and play device which not requires any external power supply. This is compatible with USB2 high-speed port and also compatible with USB audio device class specification 1.0. 

Features:
Interface: USB2.0
Plug and Play
Support Channel: 7.1 
Headphone & Microphone 3.5mm jack 
Function keys: Microphone-Mute, Speaker-Mute, Volume-Up, and Volume-Down
System: Windows 2000 / XP / Server 2003 / Vista, Linux.
Size: 57 x 25 x 12mm

Package Include:
15 x Sound Card