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Wireless Doorbell White B21
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- Long Range Transmission - up to 1000ft in open air.
- Wireless Multiple Door Bells Chimes - Easy to expand door bells or chimes. You can expand extra 10+ door bells or receivers.
- 52 Different Ringtones and Four levels Volume to Adjust and they will keep the settings when power is removed, no need to reset.
- IP55 Waterproof; with CE, FCC, RoHS certified.
- Strong Working Signal for most material door or wall, including glass, metal, wood and more.
- Usage: Commercial/Residential (for home, office, the hearing impaired, for paging devices for elderly care and nursing residents, and more)
- Easy Installation
- Wireless no batteries required chime. Simply plug in socket.
- Remote door bell is battery powered, just use sticky pad or anchors & screws to mount it.
- Power: <0.5W
- Voltage: 110V/220V
- Material: ABS plastic
- Weight: 0.4kg
- 2* Door Bells (transmitters)
- 3* Chimes (receivers)
- 2* Batteries
- 2* Self-adhesive tape, 4* anchors & screws, 1*screwdriver to install
- 1* user manual.