SpeakerCraft S4DC Black remote control

S4dc Four-Zone Speaker Selector -Features Direct Connect Removable Screw Down Terminals.
-Supports up to 4 Pairs of Speakers.
-Unique Suction Feet Assure the Selector Will Not Move When Room Selector Buttons Are Pushed
-When Engaged, Rear Protection Switch Assures Safe Operation, Even by Those Unfamiliar with the System.
-Includes 100 Room Labels to Customize Any Application.
-Power Handling: 125 Watts per Channel, Continuous.
-Frequency Response: 20Hz - 20kHz.
-Protection: Front Panel Button and Rear Override Switch.
-Dimensions: (H x W x D) 1 3/4" x 8 3/8" x 6 1/8" (44 mm x 213 mm x 156 mm).