E1100 Multimedia speaker Quite possibly one of the most futuristic Multimedia Speaker Systems ever to be made, the E1100 2.1 system delivers dynamic sound to match it's streamlined looks. The downward firing subwoofer adds punch to the bass, whilst the striking satellite design with unique hi-tech drivers and aluminum frame construction deliver superb clarity. Features Streamlined subwoofer housing . High quality plastic composite subwoofer with high gloss finish . Anti-resonant aluminum arch shape frame enhances subwoofer enclosure stiffness . Integrated power switch and volume control design with anti-slip rubber finish for better handling . Convenient blue circular light surrounds the volume control knob . Separate power supply adapter to maximize the use of subwoofer enclosure volume for enhanced bass performance. Striking satellite design with unique hi-tech drivers and aluminum frame construction. Unique downward firing subwoofer design enhances bass by reflecting sound from the ground. Specifications Power Output: RMS 4.5W x 2+12W(THD=10%) Signal-to-Noise Rate (Amplifier): >=85dBA Input Impedance:10K Ohm Input Sensitive: 450mv Frequency Response: 50Hz-20K Hz Bass driver unit: 4.5" long throw design with heat treated paper voice coil, magnetically shielded, 6 Ohm Full range Driver: 2" with heat treated paper voice coil, magnetically shielded Dimensions: Subwoofer----162 x 167 x 267mm ( WxHxD ) Satellites---- 68 x 105 x 103mm ( WxHxD ) Gross Weight: approximately 3.5kg Power Requirement: 100V-120V ~, 50/60Hz