Feature(may vary by option.)
●300 m wireless coverage: the strong and stable wireless signal does not interfere with other devices in your home or neighbour; ensure that you never miss a visitor, even if you are a few rooms away or on another floor●55 ringtones 5 volumes: the wireless doorbell receiver offers 5 adjustable volumes with a maximum volume of 110 dB design for hearing impaired and seniors; different 55 melodies sound clearly to meet different needs, is the standard thing dong●Wireless bell waterproof exterior: IP55 dust and waterproof transmitter works at temperatures between -30 °C and 70 °C, withstands the harshest weather conditions. The battery operated doorbell set bell button has extremely low power consumption●Memory function: the wireless doorbell set stores the last used melody and volume setting when the power supply is interrupted; no re-setting necessary; designed for particularly practical and easy use for even more comfort●Easy to install: wireless bell set can be easily installed by attaching the bell button to the wall without wiring; you can install it anywhere in the home, kitchen, garden, office, shop, mailbox, etc[3 Empfängers + 1 Sender Schwarz]
[1 Empfänger + 1 Sender Schwarz]
[2 Empfängers + 2 Senders Schwarz]
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