Logitech Z-2300 2.1 THX-Certified Speakers : Technical Information Speakers Details 2 x Satellite Speaker(s) 1 x Subwoofer Connectivity Technology Cable System Power 40W RMS per Satellite 120W RMS Subwoofer 200W RMS Total Continuous Power 400W Total Peak Power Driver Type 2.5" Aluminum Driver Satellite 8" Long-throw Woofer Subwoofer Frequency Response 35 Hz to 20 kHz SNR (Signal to Noise Ratio) > 100 dB @ 1 Khz Controls/Indicators Controls Master Volume - On Remote Control Subwoofer Volume - On Remote Control On/Off Switch - On Remote Control Physical Characteristics Shipping Dimensions 16" Height x 19" Width x 19.5" Depth Shipping Weight 34 lb Satellite/Speaker Dimensions 6.75" Height x 3.