Door Chime with 2 Sensors, 500ft Operating Range 52 Chime Adjustable Volume with Mute Mode

Product Description

This door open alarm for home/business/office /retail store /kids installs tool-free to nearly any
  door or window to notify you of any unwanted entry. The wireless and portable design allow you
  to install the wireless door entry alert in any section of your home, or business.
 
  Expandable (up to door sensor 40pcs)
  You can choose one for the front door and a different one for the back door. Then you will be able
  to distinguish which door is being opened.
 
  LED Indicator for the Hearing Impaired )
  Secrui entrance alert/ Exit alarm features a LED indicator that creates a visual LED alert, allowing
  the hearing impaired to take advantage of the system.
 
  Parameters of Doorbell Receiver:
  52 tones optional
  Colorful LED indicator
  Standby current :<3mA Working current:<11mA
  Volume Range: 0~110dB 
  Radio frequency:433MHz
  Receiver Size: 4.5x2.3x1.7in
  Working Voltage: 110V~240V,50-60Hz AC
  Operation range:400ft (in open area)
 
  Parameters of Door Sensor: 
  Non-waterproof
  Working Humidity: ≤ 85%
  Transmitter Size: 3.0x1.0x0.60in
  Working temperature: -4°F~122°F
  Working range: 400 ft (in open area)
  Expandable door sensors: < up to 40 
  Working current: 3uA(standby), 15mA(Transmitting) 
 
  Tip:Ensure the distance between door sensor and magnet part not exceed 0.4inch
If you still have questions about the open door window alarm for home security,please contact
with our customer service team to get more information .

Package:  
  1* Secrui Doorbell Receiver 
  2 *Secrui Magnetic Door Sensor(battery -included) 
  1 * User Manual 
 

Features

• [Out of the Box] This door chime has been paired before delivery. No need for wiring or electrician installation: simply plug the receiver into the socket and tear off the double-sided adhesive from the back of the door sensor, then stick them to the door, and you're ready to go.
• [Ease of Use] The door sensor chime is equipped with 52 different chime options and five volume levels, so you can create a comfortable environment for your family. The door chime also features LED indicators that work together with the sound so you can notice it quickly.
• [How it Works] These door opening chimes feature a magnetic strip that is automatically triggered by the receiver when it's separated. The receiver instantly alerts the person in charge by playing one of the chimes.
• [Long Range] The high-frequency electronic technology door open chime is capable of reaching up to 500 feet, with the help of FM signal scheme.
• [Compatibility] The door chime is designed to aesthetically fit all types of homes and is also suitable for offices, stores, and many more.

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