Wireless doorbell, with a range in open space up to 80 meters, waterproof switch, radio transmission (frequency 433MHz), bell volume adjustment, sound level 60–80 dB. The number of cooperating switches can be increased according to needs. It features a learning system (automatic connection) and does not require doorbell installation.

Technical specifications:

• General information:
• Transmitter power supply voltage: 1 x CR2032
• Possibility of expansion with additional transmitters: Yes
• Type of transmission: Wireless
• Color: White
• Range in open space: 80 m
• Other features: Learning system

• Receiver:
• Receiver power supply voltage: 4.5 V
• Type of receiver power supply: battery, 3 x AA
• Receiver dimensions - width: 68 mm
• Number of bell sounds: 1
• Receiver dimensions - height: 120 mm
• Receiver dimensions - depth: 32 mm
• Bell volume level (dB): 60-80
• Visual indication: No

• Transmitter:
• Transmitter dimensions - height: 103 mm
• Transmitter dimensions - depth: 20 mm
• Protection rating (IP): IP44
• Transmitter power supply voltage: 3
• Type of transmitter power supply: battery, 1 x CR2032
• Battery included: Yes
• Transmitter dimensions - width: 45 mm