AC crystal oscillator doorbell ring from original factory - doorbell ring:TL-307

DC crystal oscillator doorbell ring

Wireless china doorbell (220V round plug,110v flat plug)

1.Material : ABS plastic

2.Logo print: available

3.CE certificate

4.Voice can make as customer's(32melody)

5.OEM welcome

Wireless china doorbell (220V round plug,110v flat plug)

Operation instruction

1.Gently lift up the small gap at the underside of the remote

Controller with a flat screwdriver.open the battery cover of the remote controller and insert a 12v battery

2.AC110/220V receiver

3.Stick the remote controller at the door with double-side tape

4.Choose your favourite melody by pressing the button on the receiver

New life .New style

32 different sounds of your choice

Elegantly designed controller

keeping abreast with the latest advancements in technology, being strong backed by 5 young engineers and technicians, CIXI tianyuan junma electronic has annually developed more than 30 new products, thus gaining a powerful position in the category. We are good at new product design,develope and making.The main products are: doorbell,night light,electronic motor,alarm and so on. we are able to develop OEM projects very quickly with low cost.