Wireless Doorbell Home Intelligent Welcome Doorbell Waterproof Door Bell 150M Remote Control USB Adapter Easy to Install

Features: 1) The DingDong can be equipped with multiple buttons, and different buttons can be set with different ringtones to distinguish the front and rear doors. A button can add multiple DingDong , and the living room and bedroom ring twice, so don't worry about not hearing it. 2) Working Principle:The transmitter is installed outside the door, the receiver is installed on the power socket, press the transmitter to ring the bell, the receiver immediately rings the bell. 3) Ultra Long Wireless Distance With a reliable wireless range of 150m and strong signal penetration, never miss a visitor or delivery 4) 38 Chimes and Tunes Select your favorite music by switching between previous and next tune, choose the chime we like best 5) 3 Adjustable Volume Level 3 levels of volume, easy to switch according to different usage scenarios 6) Easy to Install Simply plug the doorbell receiver into the socket and paste the doorbell button onto the wall to complete the installation

Specifications: Working voltage: 5V (USB powered) Power consumption:≤0.25W Operating frequency: 433.92 MHz Working temperature:-10°C +45°C Controllable volume:>50dB/lm Remote control distance:>150 meters (accessible in open spaces) USB interface receiver size: L43xW41xH32mm Transmitter battery model: CR2032 Transmission power consumption:<10mV Transmitter size: L77xW45xH16mm

Package Includes: 1*Wireless Receiver 1*Wireless Transmitter Package Includes: