Hochiki HHLFW SF 17/02 Studies have shown that a

Studies have shown that a low frequency alarm signal is the most effective at waking people with mild to moderate hearing loss

It provides clear sound and bright light

Long Catch Plate

The KIR-PD optical smoke detector brings advanced sensing technology to a practical design that increases efficiency

and discreet LEDs that indicate In-Use and Fault status

Hochiki HHLFW SF 17/02 Studies have shown that aThe HHLF is a high quality, low profile, low frequency audible appliance that offers a dependable audible alarm with a low current draw. The HHLF is ideal for any occupancy that requires notification appliances. The HHLF horn offers a 520 Hz square wave, temporal 3 tone. A jumper selection is available for normal or loud decibel tone. A temporal 4 pattern is available when used with the Hochiki HTSM Synchronization Control Module.