GreenBlue kinetic battery-free wireless bell, 38 melodies, black, range up to 200m, IP44, GB157 B

• Battery-free doorbell
• Power generation by pressure - No cables required
• Easy installation - Environmentally friendly
• 38 songs - 3 volume settings - Range of up to 200 m
• Waterproof transmitter: IP44 - Up to 4 transmitters can be paired with the receiver.

The GB157 is an innovative device that brings comfort and security to your home. Forget traditional doorbells - now you can enjoy advanced technology that adapts to your needs. GB157 is a wireless doorbell that requires no batteries to operate the transmitter. The transmitter works on the principle of a kinetic button that, when pressed, generates an impulse that sends a signal to the receiver. Battery-free is not only an environmentally friendly solution, it is also practical and saves money. The bell has a range of 200 meters and the transmitter is protected to IP44, so it can be used in all conditions. The bell offers a variety of sounds and melodies to choose from, so you can customize it to your preferences. Whether it is a subtle chime or an upbeat melody, the choice is yours. GB157 is not only a practical solution, but also a modern decoration that gives your home a stylish look. - Manufacturer: GreenBlue - Model: GB157 B - Transmission range: up to 200m (in open space) - Operating frequency: 433.92 MHz - Power source transmitter: self-powered - Power source receiver: AC 220V-240V 50/60Hz - Power consumption receiver: less than 1.5W - Number of numbers: 38 - Dimensions transmitter: 70 x 45 x 20 mm - Dimensions receiver: 100 x 60 x 27 mm - Protection class transmitter: IP44 - Protection class receiver: IP20 - Maximum number of linked transmitters: 100 x 60 x 27 mm - Maximum number of linked transmitters: IP44 - Maximum number of linked transmitters: IP20: 4