doorbell chimes, Wireless Doorbell, Easy installation, Waterproof, Adjustable Volume, 45 Chimes, Colorful LED, 1000Ft Range, M488-BS, Black IP44 (1 receiver 2 button)

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About this item

• Plug-and-Play Convenience Pre-paired at the factory, this product requires no wiring or professional installation. Simply plug the receiver into a power outlet (takes about 1 minute) for instant operation, delivering true zero-complexity setup.
• Long-Range Anti-Interference Sensing Leveraging high-frequency FM technology and precise one-to-one signal pairing, it achieves up to 1,000 feet (~300 meters) ultra-long-range detection in unobstructed environments, completely eliminating neighbor signal interference.
• Smart Chimes & Flexible Grouping Features 45 pleasant chime tones (including holiday themes) with 4-level volume adjustment. Enables versatile device combinations: e.g., 2 buttons with 1 receiver, 1 button with 2 receivers, or 2 buttons with 3 receivers.
• All-Weather Durability & Energy Efficiency Constructed with flame-retardant ABS housing, operational from -30°C to 70°C extremes. IP44-rated dust/water resistance. Optimized circuitry ensures zero standby power consumption for transmitters, with battery life extending 2 years (uses 12V27A battery).
• Precision Engineering & Warranty Combines industrial aesthetics and modern design. Manufactured through fully automated precision production lines under strict QC standards. Backed by professional after-sales support (contact us promptly for troubleshooting solutions).
• Additional transmitters or receivers can be added: When you wish to add extra components, this can be done by pairing them. The pairing process has been detailed in the instruction manual.