Adjustable Volume Smart Wireless Waterproof Practical Durable Doorbell Security Office Home 60 Chimes Transmitter Receiver Music

Descriptions:
It includes one transmitter and two receivers, and it is made of ABS material, durable and waterproof, convenient and easy-to-use design
for an enhanced user experience.
Operating range up to 300m in open area, ensures you to hear and answer the doorbell in time.
The receiver bell remembers your set tune and volume level after a power outage, so no need to reset to your previous settings.
The wireless doorbell offers a wide selection of 60 melodies and 5 volume levels (can be mute mode) to meet your needs for different occasions.
Simply plug the receiver into a power outlet and attach the transmitter to the exterior wall with the provided screws or adhesive tape.
Specifications:
Material: ABS
Color: black, white
Plug: EU, US, UK
Receiver voltage: 110V/220V
Transmitter size: about 72x46x21mm
Receiver size: about 92x62x32mm
Transmitter battery: built-in 12V/23A battery
Remote distance: about 300m
Package Included:
1pc x transmitter
1pc x double-sided tape
1pc x sticker
1pc x user manual
2pcs x receiver
2pcs x screw
Note:
1. Due to the light difference, the item's color may be slightly different from the pictures.
2. Please allow slight deviation for the measurement data and make sure you do not mind before ordering.