DAHUA ARD311-W Wireless Door/Window Contact
คุณสมบัติเด่น / รายละเอียดสินค้า:
> Door/Window sensor, 25
-40mm motion distance > Bi
-directional communication > Up to 150m transmission distance (open space/no interference) > 3 years battery life > Tamper switch equipped > Screw or glue to mount > ABS plastic > CE, FCC, MABISZ
-40mm motion distance > Bi
-directional communication > Up to 150m transmission distance (open space/no interference) > 3 years battery life > Tamper switch equipped > Screw or glue to mount > ABS plastic > CE, FCC, MABISZ
