Spread Your Music Everywhere. One of the most popular trends in Home Audio is whole house audio distribution. Unfortunately true multi-zone distribution systems are normally built into only the higher end receivers or require an expensive audio distribution network. Monoprice brings everything within reach of the average homeowner by offering a wide selection of Home Audio Distribution accessories. A Key element of any home audio distribution system is a speaker selector. The speaker selector allows you-Inch distribute your source signals-Inch several sets of speakers distributed throughout your home. Additionally a good speaker selector like our 4-channel A/B selector listed here will allow you-Inch have different source audio sent-Inch different rooms so that someone in one room can be listening-Inch something different in another room. Most importantly a speaker selector provides impedance matching which ensures that the additional speakers do not overload or damage your amps. The Monoprice MSV-4 is a dual source 4 zone speaker selector with built in independent volume controls for each source. This device can handle up-Inch 100 watts per channel. It supports a frequency range of 20Hz-Inch 20kHz. Accepts wire gauges up-Inch 14AWG and maintains load at 8 Ohms. Installation is straight forward and simple. This is part of making your dream sound system into a reality.