Wireless Doorbell with 150m Range, 38 Melodies – My Smart Life

This Wireless USB Doorbell features a professional waterproof design, ideal for use in villas, apartments, offices, shops, warehouses, and more. It has 3-level volume adjustment and 38 music options for personalization. The doorbell can penetrate through 3-4 walls, with a range of up to 150 meters in open areas. Specifications:

• Colour: White

• Working voltage: 5V (USB powered)

• Power consumption: ≤0.25W

• Working frequency: 433.92 MHz

• Operating temperature: -10°C~+45°C

• Controllable volume: ≥50dB/1m

• Remote control distance: ≥150 meters (unobstructed open space)

• Transmitter battery model: CR2032

• Transmitter power consumption: <10mW

• USB interface receiver size: 43*41*32mm / 1.7*1.6*1.3in

• Transmitter size: 77*45*16mm / 3*1.8*0.6in

• Package size: 13*11*5cm / 5.1*4.3*2in

Package weight:

• 1 Receiver 1 Doorbell: 78g / 2.8oz

• 1 Receiver 2 Doorbell: 105g / 3.7oz

Package list:

As you choose