1. 2.4G WIRELESS soundbar 2. YAMAHA Chip 3. output power 140W(peak value) 4. Analog 5.1,3D ... very popular to be matched with LED/LCD TV set, and saves much space. With various Audio source input &output , It is the top ... .1 channel Soundbar with YAMAHA Chip,Analog 5.1, 3D surround Sound,LCD display,Bluetooth is optional1x Optical input, 3x analog input, 1x power supply ...