5. Logitech Surround Sound Speakers Z506 (980-000430)<br />http://www.amazon.com/gp/product/B003VAK1FA/ref=as_li_ss_tl?ie=UTF8&tag=emfamazon0d-20<br /><br />4. Bose Companion 2 Series II multimedia speaker system<br />http://www.amazon.com/gp/product/B000HZDF8W/ref=as_li_ss_tl?ie=UTF8&tag=emfamazon0d-20<br /><br />3. Logitech Z-2300 THX-Certified 2.1 Speaker System with Subwoofer<br />http://www.amazon.com/gp/product/B0002SQ2P2/ref=as_li_ss_tl?ie=UTF8&tag=emfamazon0d-20<br /><br />2. Logitech THX-Certified Speaker System Z623<br />http://www.amazon.com/gp/product/B003VAHYTG/ref=as_li_ss_tl?ie=UTF8&tag=emfamazon0d-20<br /><br />1. M-Audio Studiophile AV 40 Powered Speakers<br />http://www.amazon.com/gp/product/B000MUXJCO/ref=as_li_ss_tl?ie=UTF8&tag=emfamazon0d-20