If you use a Sonos multiroom music system to remotely pipe music throughout your house, you can save $400 by not buying a Sonos remote (the Sonos Controller 100). Instead you can control your system with your iPhone.Sonos offers a free app, Sonos Controller for the iPhone (or the competing ZoneMaster Free) that turns your phone into a system controller.Of course to save $400 on the Sonos Controller 100, you first have to spend at least $350 for the ZonePlayer 90 that the remote links to (and hav
