Xantech XSS24100W Two Source Four Zone Speaker Selector •Power handling: 100 watts per channel RMS; 150 watts peak •Selectable impedance matching for 1, 2, or 3/4 speaker pairs •Compatible with 4ohm or 8 ohm speaker systems •Allows switching between two amplified source inputs •Individual room on/off selector switches •12-step volume control; 42dB maximum attenuation •Isolated inputs for compatibility with all amplifiers •Screw terminal WECO connector included for up to 12-22 gauge wire