200 Watt Siren and Speaker Combo Two 100 Watt Speakers and Wireless Siren Multi-Function wireless remote control, 200 watt siren with two 100 watt speakers for dual tone. You can run one or two speakers. Capability for two auxiliary lights that have a seperate power source. So you can give the lights full 12 volt power direct from the battery. Remote works from 40 feet away.Conveniently have all the control of the siren in the palm of your hand, without a wire. Super loud, great sound, 10 different tones that satisfy most users. Example: phaser, clear way, wail, and much more. Easy Installation. Simple 12 volt power source. Connect speaker wires and push on/off button to activate. Every thing you need is included.