Operating at over 1000 feet. Expand your existing AVANTEK mini doorbell system with up to two transmitters and multiple receivers for your specific usage scenario in seconds.
Operating at over 1000 feet. Expand your existing AVANTEK mini doorbell system with up to two transmitters and multiple receivers for your specific usage scenario in seconds.
Expand your AVANTEK battery-powered doorbell system in seconds with up to 2 transmitters and multiple receivers, thanks to a simple, built-in pairing method.
Expand your AVANTEK battery-powered doorbell system in seconds with up to 2 transmitters and multiple receivers, thanks to a simple, built-in pairing method.
Expand your existing AVANTEK D-3B doorbell system with up to 2 transmitters and multiple receivers for your specific usage scenario in seconds thanks to the simple pairing method.
Operating at over 1300 feet with 52 melodies. Uses a CR2032 lithium battery that lasts 3 years, 5 adjustable volume levels with a maximum volume of 115 dB make it suitable for the elderly.