Description Product Reviews Bosch DS160 Request-to-Exit Motion Sensor Sounder Please call for installer pricing The DS160 Series consists of the DS160 Detector (light gray) and the DS161 Detector (black) specifically designed for Request-to-exit (REX) applications. With features such as timers, door monitor with sounder alert, and pointable coverage, the DS160 and DS161 have the flexibility to meet the most stringent REX requirements. The exclusive Sequential Logic Input (SLI) provides added security that is not offered in any other REX device. Main Features Door monitor with sounder alert Sequential Logic Input (SLI) Internal vertical pointability Wrap-around coverage pattern with precise pattern control Up to 64 second adjustable latch time 0 Reviews Hide Reviews Product Reviews