From the manufacturer

Technotech Piano Shape USB 2.0 to 3D Audio 8.1 Channel Sound Card Adapter for Windows Linux, The USB Virtual 7.1 Channel Sound Adapter is a highly flexible audio interface

USB interface port, Plug and play, replace traditional sound rhythms default mode

Multichannel technology to realize the 8.1 channel of dynamic sound

Connectors USB Type - A, Stereo output jack, Mono microphone- input jack, Complaint with USB 2.0 Full speed (12 Mbps)

Technotech Piano Shape USB 2.0 to 3D Audio 8.1 Channel Sound Card Adapter for Windows Linux, The USB Virtual 7.1 Channel Sound Adapter is a highly flexible audio interface which can be used either with desktop or notebook systems Comes bundled with Xear 3D Sound simulation software and turns your stereo speaker or earphones into a 7.1 channel environment USB bus-powered mode, no external power required Connectors: USB Type-A, stereo output jack, Mono microphone input jack Specification: Supports speakers or headphones with microphone holes The USB interface, plug, and play replace the traditional sound card Microphone recording function Karaoke function Multi-channel technology to achieve 7.1-channel dynamic sound Dynamic rotating sound field Headset and speaker mode free switching function Analog speaker position free adjustment function Output level adjustment 16 kinds of rhythm preset mode 23 sound field preset mode The analog signal (microphone and CD, MP3, TV, tape recorders and other line signals) into a digital signal and save the function looks like a flash drive Jack: 2 x 3.5mm USB 2.0 full-speed 12Mbps specification Size: Approx. 183*23*11mm / 0.60*0.07*0.03inch System Requirement: Desktop or notebook PC with a USB port Stereo active speaker or stereo earphone Windows 98SE/ME/2000/XP/Server 2003/Vista/Windows7.Linux, Mac, OS or higher Xear 3D (Virtual 7.1 channel sound simulation software) for Windows XP Vista.

FEATURES:

• USB interface port, Plug and play, replace traditional sound rhythms default mode
• Multichannel technology to realize the 8.1 channel of dynamic sound
• Connectors USB Type - A, Stereo output jack, Mono microphone- input jack, Complaint with USB 2.0 Full speed (12 Mbps)
• Real USB Plug & Play
• Function keys Microphone mute speaker, mute, volume, volume down

Technical Specifications :-

Type Sound Card Adapter Compatible for Windows Linux Function keys Microphone mute, speaker, mute, volume, volume down Connectors USB Type - A, Stereo output jack, Mono microphone- input jack, Complaint with USB 2.0 Full -speed ( 12 Mbps ) Brand TECHNOTECH Color Black Product Dimensions 10 x 2 x 2.6 cm Weight 30 Grams