The DSC WS4945 433MHz Wireless Door and Window Contact provides dependable intrusion detection for doors and windows using reliable 433 MHz or 868 MHz communication. Featuring a built-in reed switch, tamper protection, and external contact input, it offers flexible installation for residential and commercial security systems.

• Built-in reed switch for accurate door/window monitoring.

• Normally closed external contact input for added versatility.

• Reliable 433 MHz and 868 MHz wireless technology.

• Case and wall tamper protection to prevent tampering.

• Includes 1 lithium battery; available in brown housing for discreet installation.

• For more information visit Manufacturer's Website