Creative Soundblaster X-Fi Go! Pro USB Audio System for $25.99

Take immersive, THX-enhanced sound wherever you go with the Creative Sound Blaster X-Fi Go! Pro USB audio system. This thumb-sized USB sound card adds high-definition audio to any PC or notebook with a USB 2.0 port. The plug-and-play card features THX's TruStudio Pro technology, which enhances audio depth, improves bass response, and provides multichannel sound. And thanks to EAX 5.0 technology, your games will sound more realistic than ever before.