Spread your sounds around your home or business with this Monoprice 6-Channel Speaker Selector! This speaker selector allows you to connect up to six stereo speaker zones. Built-in impedance-matching circuitry ensures that the overall impedance level to the amplifier does not drop below 5 Ohms no matter how many speaker zones are selected or how many speakers are in each zone. unit can handle up to 70 watts per channel with the protection circuitry enabled and up to 140 watts per channel with the protection circuit disabled.