Whelen Model 295SLSA6 Siren / Switch system: Meets SAE J1849 and California Title XIII requirements when paired with one Whelen 100 watt speaker • Hands-free operation • 18 Scan-Lock™ siren tones • Three position programmable slide switch • Master switch is programmable for On/Off operation of the siren only, or the siren and switch function • Six programmable switches for Push On/Push Off, momentary, flashing, or timed output • 72 press-on labels included • Ability to enable or disable auxiliary remote siren using power distribution switches • Supports two 100 watt or one 200 watt speakers • Features SI TESTฎ, a full diagnostic test of amplifier and speakers • PA volume control with PTT (push to talk) siren override • Programmable siren and override tones in any rotary switch position • Adjustable radio repeat volume on front panel • “Siren in Use” icon driver • “Siren Disable” function when vehicle is parked or door is open • Ability to easily copy all siren and light functions to another siren/ controller without the use of a personal computer • Legend buttons feature LED backlighting for nighttime viewing • Over/under voltage protection • Short circuit protection • Input polarity protection • Bail-strap mount included • 24 VDC model available, contact factory • Dimensions: 3.31” (84mm) H x 6” (152mm) W x 7” (178mm) D • Weight: 4 lbs. 10 oz. (2.1kg) • Five year warranty