- 58 MELODIES & 5 VOLUME: Door sensor receiver features 58 chimes and 5 level adjustable volume(0 dB to 110 dB) to meet your needs for different occasions. LED indicators are suitable for the elderly and hearing impaired. Remembers your last melody and volume level after a power outage; no need to reset to your previous settings
- 150 M/600 FT OPEN AREA RANGE: Door sensor signal can easily cross through metal doors or walls, ensures you will never miss a visitor, even if you are a few rooms away or on another floor. Note: The battery level will affect the signal receiving range. It is recommended to change it once every 12 months
- EXPANSION SYSTEM: Door/ window contact senor will detect every entry and send alarm warning to the receiver to better protect your place. You will hear the doorbell chime to remind you when someone opening your door/window or your pet coming home.Each door sensor or receiver can be expandable for business, home, apartment, classroom, office, basement and more
- EASY TO INSTALL: Plug the receiver into socket, tear off the tape behind door sensor chime then paste on the door. The wireless door chime has been matched before shipment. If you need to replace music or add a transmitter, please re-match (Hold Receiver's Music Button over 3 seconds to 5 seconds, It will trigger clean pairing function)
- LIFETIME CUSTOMER SERVICE: BISTEE wireless door chime is a brand after years of independent R&D and approved by FCC, CE, RoHS and other certificates; our customers can be provided with 30-day money-back and passionate after-sales service team from the date of purchase; can contact us at any time in case of any problem
Package Dimensions: 4.1 x 3.4 x 2.4 inches
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