Sherwood RX-5502 Multi-Source Dual Zone A/V Receiver: * 100W RMS per channel 0.2 percent THD * Frequency response: from 40Hz - 12kHz * 4 x 100W multi-room mode * 25-key unified remote * Switch 4 pairs of loudspeakers from the front panel or via remote * 5 audio inputs including phono and tuner * Multi-source, dual-zone capable for use as free-standing unit or as a zone 2/3 receiver/amplifier * Bass and treble tone controls * Totally discrete amplifier stage * Quartz PLL synthesized digital tuning * Preset scan * 30 station presets * Digital encoder volume control * System illumination * Sleep timer * Dimensions: 5" x 17.375" x 13"