Sell doorbellHome Waterproof Wireless Doorbell Smart Doorbell 300 Meters Long Distance 36 Ringtones 4 best price

Description:Feature：1. 300 meters long distance, adjustable tone can change music, prevent string noise is not wrong, simple installation. 2. Indicator, receiver, volume key, selection key, launcher button. 3. Distance barrier-free 300 meters penetration, strong penetration performance, receiving distance to the Air-to-Ground linear distance can reach 300 meters, note: the actual received signal visual environment changes, different signals due to obstacles are different4. Easy to install: press the button, ring the bell in the room, the receiver installed in the room can be plugged in, receiver intelligent flash, the bell lightsSpecifications:Model: A20 Scope of work: 300MMusic choice: 36 ringtonesVolume selection: 4 tone volume adjustable size.Power supply voltage: transmitter uses a 12V23A battery, receiver: 110/220vSize: transmitter: 7.7*4.6*2cm, receiver: 9*5.6*2cmScope of application: family business residential areas, office buildings, hospitals, restaurants, factories and other places.Package Included:1X receiver1X emitter1X double-sided adhesive # # #intelligent #doorbell #Long distance # #Roll-up door Paying attention to the store and becoming fans can enjoy exclusive activity discounts. All products are imported goods and are true descriptions