Overview:
This is a versatile and user-friendly smart wireless doorbell system designed for home and office use. It supports multiple melodies, adjustable volume levels, and can learn and manage up to 15 different transmitters, making it ideal for multi-entrypoint environments

Technical Specifications:
Doorbell Receiver:

• Working Voltage: AC 100–240V

• Working Current: <100mA

• Wireless Frequency: 433MHz

• Operating Temperature: -10°C to 50°C

• Wireless Distance: 100m (open area)

• Size: 97×48×17mm (excluding plug)

• Volume: 20–100dB (4 adjustable levels)

Doorbell Button (Transmitter):

• Working Voltage: 3V (CR2032 button battery)

• Working Current: 8mA

• Wireless Frequency: 433MHz

• Operating Temperature: -10°C to 50°C

• Transmitting Distance: 100m (open area)

• Size: 79×40×11mm