About Wireless Doorbell, AVANTEK D-3B Waterproof Door Chime Kit
AVANTEK is committed to delivering innovative quality products, letting you live simpler and smarter than ever before. Expandable with up to 2 transmitters and multiple receivers for your specific usage scenario in seconds thanks to the simple pairing method. Built-In 40 mm stereo speaker delivers clear and well-balanced sound of 115 dB, ideal for helping even senior citizens notice when someone rings the bell. Waterproof rating of IP55 - even heavy rain will not interrupt the operation of the robust transmitter while stationed smart memory function ensures your personal touch doesn't get removed. Every time you power on the doorbell, it remembers the previous melody and volume level even after a power outage - even if you're out of the house at -4 F or 140f.
