The compact Studiophile AV 40 powered speakers deliver the same proven M-Audio technology favored by top producers, recording engineers and musicians around the world. The combination of 4-inch polypropylene-coated drivers and 3/4-inch ferrofluid-cooled silk dome tweeters provides punchy lows, crisp highs and a balanced, uncolored response...

Altec Lansing Ulta Portable USB powered speaker for laptops and netbooks, compact speaker provides 360 degree sound. Comes with carry case.

DREAMGEAR DGUN-172 I.SOUND(TM) 4X IPOD(R) FOLDABLE PORTABLE SPEAKERS COMPATIBLE WITH ALL IPOD(R) MODELS & ALL AUDIO DEVICES WITH STANDARD MINI-AUDIO OUT JACK ; AC OR BATTERY POWERED; INCLUDES AC ADAPTER ; 110V

Odds are, your computer is a primary source of entertainment. So why rely on standard computer speakers with so much rich content at your fingertips? Step up to Companion 2 Series II speakers and unleash your computers true potential with powerful, full-range sound for CDs, DVDs, MP3s, streaming videos, games and more...

The CA-2908 portable USB powered speaker system by Cyber Acoustics, is the complete portable solution for those who are on the go. You'll be surprised when you experience the big sound that comes from this small speaker system...

Give your movies and music the rich, powerful audio they deserve with the Polk Audio PSW10 powered subwoofer. Hailing from Polk's reborn Monitor series--which ushered in the modern loudspeaker era in the mid-1970s--the sub combines quality construction with high-end performance, all for a price that won't break the bank...

Audioengine 5 is a full-size speaker system in a bookshelf-sized package. Internal power amps eliminate the need to connect the Audioengine 5 to a bulky stereo receiver or power amplifier. And with built-in subwoofer ports, the Audioengine 5 adds incredible low-end bass without the need for an external subwoofer...

DELL AX210

This is the ultimate loudspeaker, with 1000 watts of distortion-free power, an iPod dock, and USB MP3 player. Now you can play your favorite music using your own MP3 player on our powered, wide-coverage, two-way loudspeaker...