Onkyo HT-SR700S 5.1 Home Theater Entertainment System (Silver) 65 Watts per Channel Minimum into 8 Ohms, 20 Hz&#65533;20 kHz, FTC; 90 Watts per Channel Minimum into 6 Ohms, 1 kHz, FTC DTS, DTS Neo:6 5.1, Dolby Digital, Dolby Pro Logic II Color-Coded 5.1-Multichannel Inputs (Receive 5.1 Surround Sound from Compatible Blu-ray Disc and HD-DVD Players) Crossover Adjustment (40/50/60/80/100/120/150/200 Hz) for Bass Management 230W Subwoofer