Dayton Audio IWS-ABDS In-Wall Speaker/Source Switch
This popular Decora® wall switch mounts into any standard single gang outlet box. It provides switching between two different input sources and two different sets of speakers (A, B, or both). It can be used in conjunction with either standard or impedance matching volume controls and can handle up to 150 watts of power. Screw type terminals accept up to 14 gauge wires. Includes switch, plate, insert, and hardware.