Onkyo SKW-200 Powered SubWoofer 8" Bass Reflex For Home Theatre & Stereo, Tested | eBay
Onkyo SKW208 10" 120W Active Sub Subwoofer SKW-208 Silver | Hyperfi
Onkyo Powered Sub-Woofer, Model SKW-501E, 150 watts, Active Subwoofer, Japan, Reflex Bass Speaker, 16.8
Onkyo SKW-580 Powered Subwoofer Speaker 163 Watts
Onkyo SKW-208(B) Active Bass Reflex Subwoofer (120 Watt Output Power, for Mini Systems or Home Cinema, Adjustable Crossover Frequency from 50 Hz to 200 Hz, High-Gloss Cabinet Front), Black : Amazon.co.uk: Electronics