The LCS600 microphone control head features Public Address function, Air Horn tone, and either Radio Repeat function or a 20 Amp Light Control relay. Also included are LED indicators for Power and Auxiliary function (Light Control or Radio Repeat function). On/Off/Volume is controlled with a rotary thumbwheel. The remote mount amplifier powers one 100 Watt siren speaker and includes the Light Control relay wiring and a remote Air Horn tone input with positive and negative switching options. The LCS600 features jumper for option selections and is proteted against speaker shorts with a self-resetting circuit and a high & low voltage shutdown features. Ships complete with wire harness with positive locking connector, mic clip, hardware, and instructions. Handheld PA microphone including Air Horn and Aux. functions Rotary thumbwheel off/on/volume control switch LED indicators for Power and Aux. function Self-resetting circuit protection against speaker shorts Positive locking wiring harness included Replaceable jumpers for option selection Remote air horn input with positive and negative switching High and Low voltage shutdown protection Standard microphone clip mounting included Drives one 100 Watt speaker Size: Handset: 3-3/4" H x 2-1/2" W x 1-1/2" D Size Remote Amplifier Box: 1-3/4" H x 6" W x 5-3/4" D Boxed Weight: 5 lbs. Output: 100 Watts Voltage: 10V-16V DC Frequency: 675-1633Hz Amp Draw: 8 Amps GREAT FOR VOLUNTEER FIREFIGHTERS