Features:

Strong Compatibility: Compatible with almost all earphone, headphone, microphone, and gaming headset, etc. It turns your earphones into 7.1 channel environment.

Sound Card Structure: Interfaces includes USB, 3.5mm jack (4-pin) and 3.5mm double jack (3-pin) - headphone jack and microphone input jack.

Functional Keys: Functional keys includes microphone-mute, 7.1 Channel ON/OFF and -up/down roller, sound effect buttons for 2 popular games, easy to use.

Plug and : Standard USB Connector replaces the Traditional Sound Card. No drivers required, just plug and for instant audio playback.

Operation System: It is suitable for all major operation systems. Compatible with OS X, XP, Vista, 7/8/10, Linux, etc.

Specifications:

Model Number: GS3

Color: Black

Main Item Size: Approx. 18.1 * 3.4 * 2.2cm / 7.12 * 1.33 * 0.86in

Package Size: 20.2 * 7.2 * 2.9cm / 7.95 * 2.83 * 1.14in

Package List: 

1 * USB Sound Card

1 * User Manual (CN/EN/JP/DE//PY)"