Sell M-a19 Ac Home Wireless Doorbell Music Welcome Doorbell Smart best price

■■Product specifications■■ ● Type: 1 drag 1 - transmitter remote control x1+receiver (sounder) x1● Remote control power: < 10mw ● Receiver rated voltage: AC 220V 50Hz/60Hz ● Receiver controlled volume: 25-88dB ● Receiver standby current: < 1.0 ma ● Receiver plug: mid-standard straight plug ● Working frequency: 315MHz ±2MHz ● Annex: transmitter built-in 12V 23A alkaline battery 1 section ● Implementation standards: Q/YG002-2008 ● Packaging: color card double sided dual-use suction plastic hanging, ◆ 36 pieces of 16 chord music for computer ◆200m remote control/receiving distance ◆ Launcher button structure for waterproof design ◆ Magalle doorbell products meet CE quality certification standards and electromagnetic compatibility certifications that meet the FCC standards of the united states federal communications commission (FCC), which demonstrate that magaller doorbell products as radio frequency transmission devices and equipment have no harmful environmental effects and do not harm personal safety.