The SpectrAlert Advance series offers the most versatile and easy-to-use line of low frequency sounder and low frequency sounder strobes in the industry.
1/3” SONY Super HAD || CCD | DSP : NVP2040 | Resolution : 600TVL | Min. illu mi nation : 0lux(IR ON) | Electronic shutter(Auto), Day & Night, Auto white balance | IR distance : 20 ~ 30m | Lightning pr
5-degree volume control levels, built-in 24V DC forced relay and selectable power (6W, 30W, 60W, 120W): these are only some of the best-in-class features of Honeywell’s volume controller range! Design
The SD-651 is designed to meet the performance criteria designated by UL. Its sensing chambers are sealed against back pressure air flow, dirt, and insects.