Description
- 🔔 Long Range Remote Control Transmission - 500ft to 1000ft. Strong working signal for most material door or wall, such as glass, metal, wood...
- 🔔 Wireless Multiple Door Bells System - You can expand additional 20+ remote door buttons (transmitters) and receivers, install the push buttons at your front door and back door.
- 🔔 52 Ringtones and 4 levels Volume to Adjust; The doorbell will keep the settings when power is removed; Great use in big house, office, classroom, warehouse, hospital...
- 🔔 EASY INSTALLATION - 1. Simply plug receiver into socket; 2. Transmitter (battery powered), use sticky pad or anchors & screws to install.
- 🔔 IP55 rating waterproof transmitter; Friendly customer service in 24hrs to make sure your 100% satisfaction, we offer refund or replacement for the unsatisfied products within 18 months of delivery. 😊
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