• Simply plug the 3 receivers into the sockets and attach the transmitter to the front door using the included double-sided tape or screws and you're ready to use
• Wireless doorbell Wireless range up to 400m (unobstructed area), strong and stable wireless signal ensures you can hear the wireless doorbell clearly even if you are several rooms away or on a different floor
• Additional klignel sign gives your visitors a clearer indication, the flashing LED indicators on the radio bell and the transmitter serve as visual signals and are very friendly for the hearing impaired and the elderly
• Doorbell that can withstand harsh weather (operates from -30°C to 70°C) Low power transmitter, high quality battery
• The ready-to-plug receiver has 55 ringtones and 5 adjustable volumes, from silent to 110 dB. The built-in memory chip remembers your last setting without having to reset it after a power failure

Tags: Wireless Bell Outdoor Door Lock Waterproof Wireless Doorbell