Fosmon WaveLink 51004HOM Wireless Door Open Chime Sensor Alarm Doorbell for Store, Restaurant, Business, Company & More, 400FT Range 52 Chime, 1 Sensor, 1 ReceiverCategory: Motion Sensor Door ChimeModern and Contemporary Design Never miss anyone at the door with a Fosmon WaveLink Wireless Entry Alert Doorbell. The wireless and portable design allows you to install the doorbell in any section of your home, work, retail store, salon, or business.Magnetic Door SensorThe magnetic door sensor activates when the magnetic stripe is separated. This transmits a signal to the plug-in portable receiver and alerts you with a ringtone every time the door is opened.Wireless Plug-in ReceiverPortable Receiver The portable wireless plug-in receiver plugs into any standard outlet.Unique Ringtones with Volume LevelWith 52 unique ringtones and 4 volume levels, you can personalize your doorbell to your preference.Built-in LED Indicator Fosmon’s WaveLink wireless doorbell receiver and transmitter features LED indicator that creates visual alert for the hearing impaired.Easy to Install Fosmon doorbells are wire free and very easy to install with all the included accessories.VersatilityEach receiver can be paired with up to 10 transmitters, and each transmitter can be paired with up to 10 receivers. Specifications: • Maximum 400 feet or 120 meters operating range in open area• 52 unique ringtones• 4 volume levels• LED indicators• Transmitter battery: 1.5V AA Alkaline Battery• Transmitter power consumption: • Volume range: 25 to 110dB• Operating Frequency: 315/433 MHz ± 2MHz• Operating Temperature: 5°F to 140°F or -15°C to 60°C• Dimension: Receiver: 3.17 x 3.19 x 1.12in or 80.5 x 81 x 28.5mm; Transmitter: 2.95 x 1.97 x 0.63in or 75 x 50 x 18mm• Weight: Receiver: 3.03oz or 86g; Transmitter: 0.92oz or 26gPackage Contents: One (1) receiver and one (1) magnetic door sensor transmitterIncludes double sided tape, anchors, screws, and battery for transmitter • Alerts when the door is opened. • Maximum of 400 ft/ 120 m operating range • Magnetic door sensor alerts whenever the magnetic stripe is separated • Modern and contemporary design gives flexibility to install anywhere in your home, work, retail store, salon, or business • 52 unique ringtones and 4 volume levels • Built-in LED indicators create visual alert for the hearing impaired • Easy to install with the accessories provided • Each receiver can be paired with up to 10 transmitters. Each transmitter can be paired with up to 10 receivers.