Campainha de boas-vindas inteligente, campainha de porta sem fio de longa distância de 300 m, controle remoto, 60 músicas, pager eletrônico residencial

Wireless Doorbell Smart Home Welcome Smart Door bell 300M Long Wireless Distance Remote Control 60 Songs Home Electronic Pager Scope of work: 300M Music selection: 60 songs (factory default ding dong ding dong) Power supply voltage: The receiver supports AC100-240V voltage Communication doorbell: The transmitter uses a 12V23A battery, and the receiver is directly pled in Play mode: Music selection settings: Tap the song selection button Loop insertion mode: Long press the song selection button for 3 seconds and hear two beeps to enter the loop state. At this time, every time the transmitter is pressed, the song on the doorbell will change one song Scope opplication: Home commercial ial areas, office buildings, hospitals, restaurants, factories and other places.