Product Description Built-in decoders-- DTS Neo:6, DTS decoder, Dolby Digital, DTS-ES decoder, DTS-ES Matrix 6.1, Dolby Pro Logic II, Dolby Digital Surround EX Amplifier Output Details-- 110 Watt 8 Ohm 0.05% 2 Front Installed, 110 Watt 8 Ohm 0.05% 1 Center Installed, 110 Watt 8 Ohm 0.05% 2 Surround Installed, 110 Watt 8 Ohm 0.05% 2 Surround back Installed, 150 Watt 6 Ohm 0.7% 2 Front Installed, 150 Watt 6 Ohm 0.7% 1 Center Installed, 150 Watt 6 Ohm 0.7% 2 Surround Installed, 150 Watt 6 Ohm 0.7% 2 Surround back Installed, 140 Watt 8 Ohm 2 Main Installed, 210 Joules 4 Ohm 2 Main Installed, 240 Watt 2 Ohm 2 Main Installed Signal-to-noise ratio-- 102 dB Optical Digital Input-- Yes Coaxial Digital Input-- Yes MD system type-- NoneDenonAudio