Wireless Home Doorbell Smart Long-Range Remote USB Rechargeable38 Adjustable Melodies Call Alert

The following are the product advantages of this wireless doorbell refined from the above text:
 

1. Long-distance signal transmission: It has a signal transmission range of 150 meters. The signal is powerful in open areas and can penetrate obstacles, ensuring stable signal transmission even at a relatively long distance.
2. Abundant personalized ringtones: Equipped with 38 different ringtones, covering a variety of styles from classical to pop music. It allows for customized selection to meet the personalized welcome settings of different preferences.
3. Free from wiring troubles: Adopting advanced wireless technology, it eliminates the need for cumbersome wiring, making installation convenient. Meanwhile, it can be well connected to security systems.
4. Instant mobile phone reminders: Whether users are at home or out, they can receive instant reminders on their smartphones as soon as a visitor presses the button.
5. Strong anti-interference ability: It can work stably even in an environment with interference, ensuring the normal operation of the doorbell function.
6. Waterproof and resistant to harsh weather: It has waterproof performance and can withstand harsh weather conditions, adapting to various outdoor environments.
7. Intelligent recognition function: With the help of sensors and algorithms, it is not just an ordinary doorbell. It can distinguish between friendly visitors and potential threats, providing more intelligent security protection for the home.

It is a best-selling product with millions of sales volume and has received an overwhelming number of positive reviews, achieving a  satisfaction rate.Package Include:(Optional)1 X Doorbell Receiver (USB)1 X Doorbell Button

Specifications:
Color: White
Working voltage: 5V (USB powered)
Power consumption: less than 0.25W
Working frequency: 433.92 MHz
Operating temperature: -10°C ~ +45°C
Controllable volume: more than 50dB/1m
Specifications:
Color: White
Working voltage: 5V (USB powered)
Power consumption: less than 0.25W
Working frequency: 433.92 MHz
Operating temperature: -10°C ~ +45°C
Controllable volume: more than 50dB/1m
Remote control distance: more than 150 meters (unobstructed open space)
Transmitter battery model: CR2032
Transmitter power consumption: less than 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)