Sonos ZonePlayer ZP80 Add-On Player (Discontinued by Manufacturer) Wireless digital music player seamlessly integrates with your home theater, stereo, PC, and more Turns any room into a digital music zone by connecting to any amplified audio device Optical and coaxial digital outputs ensure superior audio quality; built-in wireless capability Analog RCA-type for connecting to CD or MP3 player; supports variety of audio formats Streams Internet radio from PC or Mac; measures 5.4 x 2.9 x 5.5 inches (W x H x D); 1-year warranty