The Model Two makes use of the latest audio technology, including front and rear RCA pre-outs, subwoofer output and a built-in 25 watts x 4 channel RMS power amplifier.
As for hooking up to sound systems, the rig packs front and rear RCA pre-outs, separate subwoofer outputs and a baked-in 25-watt x 4 channel RMS power amplifier, to boot.
The TX-NR807 has seven powerful 135-watts-per-channel Onkyo WRAT (Wide Range Amplifier Technology) amplifier sections for high output and low distortion, offering a dynamic power rating of 300 watts into 3 ohms.