Yamaha YHT-160 5.1-Channel Home Theater System (Silver) (Discontinued by Manufacturer) Includes two front speakers, two surround speakers and a center channel speaker Subwoofer pumps 100 watts through eight-inch multi-range driver Acoustic suspension design speakers are magnetically shielded Features patented Advanced Active Servo Technology for incredible bass Patented LSI circuitry decodes Dolby Digital and DTS with extreme accuracy