The Sonos ZonePlayer S5 is an all-in-one wireless music system that delivers superior sound, unlimited music, and endless enjoyment — all over the house. Plus, you can control it all with your iPhone™ or iPod® touch using the free Sonos Controller for iPhone app. Now music lovers can find and play any song from your iTunes® library and the Internet—in any or every room. The S5's all-digital sound architecture includes 5 speakers powered by 5 dedicated digital amplifiers for crystal-clear, room-filling sound. Setup couldn't be easier — simply plug it in wherever you want music. To play more music in more rooms, just add S5s wirelessly.