The Sherwood RX-5502 is a 4-channel, 400w stereo receiver that can be used as a free-standing unit or as a Zone 2/3 receiver/amplifier. It features switching for four pairs of loudspeakers from the front panel via remote, bass & tremble controls, and Quartz PLL Synthesized Digital Tuning with 30 station presets. Plus, the RX-5502 boasts a 25-key unified remote control for convenient operation of the unit, a large display with system illumination for reviewing song/artist data, and a sleep timer. Additional features of the Sherwood RX-5502 receiver include 5 audio inputs, and 2-channel or 4-channel operation. The Sherwood RX-5502 retails for $299.95 and comes with a 3 year limited warranty.