Sherwood RX5502 100 Watt x 4 RMS Dual-Zone Stereo Receiver (Black) 25-Key Unified Remote Control Switching for four pairs of loudspeakers from the front panel or via remote control Multi-source, dual-zone capable for use as free-standing unit or a Zone 2/3 receiver/amplifier 100 watts x 4 in Multi-room mode Digital Encoder Volume Control 100 watts x 4 in Multi-room mode Multi-source, dual-zone capable for use as free-standing unit or a Zone 2/3 receiver/amplifier