Wireless kinetic doorbell GreenBlue GB157 W — battery-free, 38 melodies, white, range up to 200 m, IP44

GreenBlue GB157 W is a wireless kinetic doorbell designed for home and small-office entry points. The transmitter is battery-free and generates the energy needed for a signal when the button is pressed. The white receiver supports up to 38 selectable melodies and provides a wireless operating range up to 200 m in open space. The receiver housing is rated IP44, which gives splash resistance suitable for outdoor mounting near doors, gates and porches.

Advantages

This kinetic doorbell eliminates the need for batteries in the transmitter, reducing maintenance and ensuring the call button remains operational. A wide choice of up to 38 melodies allows users to select a tone appropriate for occupants or environments. The wireless connection simplifies installation without wiring, and the IP44-rated receiver enables placement in sheltered outdoor locations. Compact white design integrates with typical residential and office exteriors.

Suitable for

• Apartment and house front doors
• Garden gates and driveways
• Porches and covered entrances
• Small offices and reception areas

Key specifications

• Operating principle: kinetic (energy generated by button press)
• Melodies: 38 selectable tones
• Receiver color: white
• Wireless range: up to 200 m in open space
• Ingress protection: IP44 (splash resistant)
• Intended mounting: surface-mounted transmitter and plug-in or wall-mounted receiver

How to use

Mount the transmitter at the desired entry point using the supplied screws or adhesive pad, ensuring the unit is positioned where it is easy to press. Install or place the receiver indoors or in a sheltered outdoor location within the specified wireless range. Pair the transmitter and receiver following the included pairing steps: press the receiver into pairing mode and press the transmitter button to establish the connection. Select one of the 38 melodies on the receiver using the selector or programming controls, and adjust the volume if available. Because the transmitter generates its own power, no battery insertion is required.

Usage recommendations

For reliable operation, install the transmitter where it will not be directly exposed to heavy rain and avoid placing large metal objects or thick walls between transmitter and receiver to maintain optimal range and signal quality.