For a failed audio card in a laptop; USB powered adapter requires no external power; Pair with a USB hub or a USB extension cable for a flexible installation; Convenient 3-Pack USB to audio adapter provides a spare to travel with your laptop.
	
Applies to: 3.5mm jacks such as earphones, headphones or microphones The device stops working or the output cuts in. It also applies to computer / laptop / desktop sound card and motherboard connections. You can also use the microphone and headset with your iMac / Mac Mini device.
	
The External USB 2.0 Sound Card Adapter can work with all major operation systems like Windows 98SE/ ME/ 2000/ XP/ Server 2003/ Vista/Windows 7, Linux, Mac OS, etc. Lightweight and portable size makes it convenient to take everywhere.
	
Audio adapter with no external drivers required; Plug in the adapter, configure the sound settings on your computer and enjoy; USB powered adapter boosts the signal of your headset, speakers, or microphone.
	
Support 3d sound(Ac-3)and virtual 5.1 sound track,the best entertainment for game,dvd music.