Introduction to the KAWASAN B81A Wireless Doorbell Chime Receiver

With the growing popularity of smart home solutions, wireless doorbell systems have become increasingly common in modern homes. These systems allow homeowners to receive instant notifications when someone arrives at their door. The KAWASAN B81A Wireless Doorbell Chime Receiver was developed to provide a convenient and reliable solution for visitor notifications.

The device operates directly from a 220–240V AC power supply and receives wireless signals from compatible doorbell push buttons. It is fully compatible with the D81A battery-free wireless doorbell button. When the button is pressed, the B81A immediately plays a doorbell sound to notify users of a visitor. To explore other high-quality smart solutions, visit KAWASAN Smart Electrical Products.

This premium wireless doorbell receiver is specifically designed for indoor installation. The device provides stable and reliable daily operation. Since it plugs directly into an electrical outlet, it does not depend on battery power. This convenient design makes the B81A a practical addition to modern living spaces.

Operating principle

The KAWASAN B81A receives wireless RF signals from the D81A battery-free doorbell button and immediately plays a doorbell sound. Users can select different ringtones and adjust the volume to suit their installation environment.

Features and Characteristics

• Direct 220V AC power supply, no batteries required
• Fast and reliable signal reception from a battery-free doorbell button
• Supports multiple ringtone options
• Adjustable volume levels
• Clear, audible sound
• Compact design suitable for various indoor spaces

Specifications

• Power Supply: 220–240V AC, 50/60Hz
• Connection Type: RF Wireless
• Volume: Adjustable, up to approximately 70dB
• Signal Reception Range: Approximately 30–80m, depending on actual conditions
• Protection Rating: IP20 (Indoor Use Only)
• Housing Material: ABS Plastic
• Color: White

Applications

• Homes and Apartments
• Offices
• Stores and reception desks
• Rental rooms and apartments
• Replacement chime receivers for compatible KAWASAN wireless doorbell systems