Benefits & Features Indoor surface mount Quick and easy installation Ideal for general purpose PA applications Compact design Voice coil impedance: 8 ohms Rated power: 10 watts RMS, 15 watts peak Dimensions: 4.3” x 4.3” x 2.2” Color: White Material: ABS plastic Wiring: Black and red wires are non-polarized in Speaker version. SS-100H Specifications: (Use this one of your control panel does not generate the siren tone) Operating voltage: 6 - 12 VDC Sound output: 110 dB @ 12 VDC Current draw: 350 mA @ 12 VDC Dimensions: 4.3” x 4.3” x 2.2” Color: White Material: ABS plastic Wiring: Red-warble, Yellow-steady, Black-common