The DSC WS4965 Tri-Zone Wireless Door-Window Contact allows for reliable and secure monitoring of doors and windows. With its advanced tri-zone technology, it provides accurate detection of opening and closing, providing peace of mind for your home or business. Experience superior convenience and protection with the DSC WS4965.

• 3 zones in 1 (each zone has an individual serial number)
• 1 reed/magnet combination zone
• Tilt switch mode for overhead doors
• 2 normally closed external contact inputs
• Long-life lithium battery included
• 1/2" (13 mm) maximum magnet gap
• Low-battery LED indicator
• Case tamper
• Reliable 433 MHz technology
• Includes backplate

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