HTiB DPLII 5.1 HTDDW660 5.1 Channel Home Theatre in a Box Key features > Total System Power 70W x 6 > Dolby Digital/ DTS/ Dolby Pro Logic II/ Dolby Pro Logic > Cinema Studio EX > AM/FM Tuner with 30 presets > Digital Cinema Sound Interfaces - Amplifier > Total System Power: 70w X 6 > Frequency Response: 120Hz - 20kHz > S/N Ratio: 96dB > Dimensions (wxhxd): 430 x 145 x 301.5mm > Weight (kgs): 6.5 Interfaces - Speakers > Frequency Response: 28-20kHz > Sensitivity: 85dB/W/m > Power Handling Capacity: 100W > Impedance: 6 Ohms > Dimensions Front/Rear (wxhxd): 120 x 122 x 100mm > Weight (kgs): 0.8kgs > Dimensions Centre Speakers (wxhxd): 120 x 122 x 100mm > Weight (kgs): 1kg > Dimensions Sub Woofer (wxhxd): 270 x 325 x 333mm > Weight (kgs): 6kg