ขาย HD Wireless Smart Doorbell Camera IR Video Phone Intercom + Ding Dong Bell ราคาที่ดีที่สุด

Description: Each pa contains 1 push button transmitter and 2 UK plug-in receiver. Wirel chime doorbell, easy to install, can reach up to around 300m in the open air. Build in anti-interference design, avoid the interference between the laucher and the receiver. Musical doorbell, with 60 melodies and 5 adjustbale volumes. Perfect for homes, offices, hospitals, factories, hotels, stores, mall, office, warehouse, plant, villa etc. Can be an emergency service bell for the old and the weak, provides helps for them timely. Specification: Material: ABS plastic Transmitter Voltage: 12V 23A battery operated(not included) Reciever Voltage: 110V/220V Working Distance: up to 300m(in the open air) Transmitter Size: approx. 72x46x21mm/2.83x1.81x0.82inch Receiver Size: Approx. 92x62x32mm/3.62x2.44x1.26inch Paage Includes: 1 Set Wirel Doorwell, including 1 Piece Transmitter 2 Pieces UK plug-in Receiver Note: Due to the manual measurement, there is a slight color and size difference between the above and the actual item. Cn the detective regularly with a p cloth to avoid bloage of sensor by dirt;