About Sima SSW-4
The Sima SSW-4 Speaker Selector allow connection of 4 speaker pairs to a stereo system for music distribution throughout the home or office.
Sima SSW-4 Features
Automatic PolySwitches: Turn off unit when overload is detected. Reset within a short time once user removes overload or reduces volume
Listen to one or any combination of speakers at one time
Impedance protection allows a single amplifier to safely power several pairs of speakers