Door Sensor Chime Wireless Door Alarm Window Alarm Contact Sensor Door Bell for Office/Home/Store Open Chime Operate Range 1000ft with 58 Chimes 4 Volume Level

Never miss anyone at the door with a wireless door chime. The wireless and portable design allows you to install the wireless door entry alert in any section of your home or business. The magnetic door and window sensor activates when separated. It transmits a signal to the plug-in receiver and alerts you every time the door or window is opened. Sensor batteries (23A 12V) come pre-installed — ready to use out of the box.

Easy Installation - The receiver for your wireless door chime plugs into any standard 110V outlet — no battery required for the receiver. - Each door/window sensor comes with a 23A 12V battery already installed. Just plug in the receiver, pair your devices, and mount the magnetic sensors with the included double-sided tape. Ready to use in seconds. Unique Ringtones with Volume Level - With 58 unique ringtones and 4 volume levels (including mute), you can personalize your wireless door entry alert to your preference. - Set it as a pleasant doorbell chime, or as a loud door alarm. LED Indicator for the Hearing Impaired - The wireless door alert features an LED indicator that creates a visual alert, allowing the hearing impaired to take advantage of the system. Expands to Your Needs - Each receiver can be paired with up to 10 transmitters, and vice versa.

Features: - Type: Wireless Door Alarm - Color: White - Door Sensor: 2 - Receiver Power: 110V AC (plug-in, no battery) - Sensor Battery: 23A 12V (1 per sensor, pre-installed) - Power Consumption: <10mW - Volume: 0 - 110dB - Range: 1000ft (300m in an open area) - Frequency: 433 MHz ± 2MHz - Operating Temp: 5°F - 140°F (-15°C - 60°C) - Receiver Weight: 3.03oz (86g) - Transmitter Weight: 0.92oz (26g)

Package Includes: - 1 x Receiver - 2 x Door/Window Sensor (23A 12V batteries pre-installed)