Campainha sem fios REV 0082640103 branca 150 m de alcance

The REV 0082640103 Wireless White Doorbell Chime provides a simple wireless solution for alerting occupants to visitors. Operating at 433 MHz with a stated maximum range of 150 meters, this compact chime runs on standard AAA batteries for easy installation without hardwiring. Its white finish integrates discreetly with common home interiors, and the wireless receiver can be positioned where an audible alert is most useful.

Advantages

This wireless doorbell chime requires no wiring and is powered by readily available AAA batteries, allowing fast setup and flexible placement. The 433 MHz radio frequency supports reliable transmission in typical residential environments, while the 150 m maximum range offers extended coverage for larger homes or detached entrances. The neutral white housing blends with most decors and the design focuses on clear audible alerts with minimal maintenance.

Suitable for

• Single-family homes with front and back entrances
• Garages, workshops, and outbuildings where running cables is impractical
• Apartment entries or ground-floor units needing a simple visitor alert
• Temporary installations such as events, booths, or short-term rentals

Key specifications

• Operating frequency: 433 MHz
• Maximum wireless range: up to 150 meters (line of sight)
• Power source: AAA batteries (receiver powered by batteries)
• Color: white
• Mounting: freestanding or wall-mounted (depending on receiver design)

How to use

Install AAA batteries in the chime receiver according to polarity markings and place the unit where sound coverage is required. Pair the doorbell transmitter and receiver following the included pairing procedure: typically press a button on the receiver and then activate the transmitter to link them. Mount the transmitter near the entrance using screws or adhesive as appropriate. Test the chime from the intended door location to confirm range and adjust receiver placement if necessary.

Recommendations

For reliable operation, position transmitter and receiver with minimal large obstacles between them and replace batteries when chime volume weakens or response time increases. Keep the transmitter sheltered from direct water exposure and follow local regulations for radio devices when installing in multi-dwelling buildings.