Long Range Wireless Doorbell Kit For Home And Biz With Dual Function Transmitter That Acts As Push Button Or Magnetic Door Contact, 4000 Feet Range, Heavy Duty Weatherproof, Signals Penetrate Concrete, Metal, Brick

Single kit: long-range wireless doorbell for home & biz
✔️ Dual-function transmitter acts as push button or magnetic contact.

This long-range wireless doorbell kit provides reliable alerts across large homes and business facilities. The dual-function transmitter can act as a push button or magnetic door contact, and the plug-in receiver supports multiple doors and entry points.

✅ 4000 feet range with signal penetrating reinforced concrete, metal, and brick
✅ Dual-function transmitter works as push button or magnetic door contact
✅ Plug-in receiver with 12 melodies, up to 95 dB volume, and four 12VDC outputs
✅ Expandable system supports unlimited transmitters and extra receivers
✅ Suitable for business entry alerts, warehouse announcements, classroom calls, gate sensors, and hearing-impaired notification

💡 What is a long range wireless doorbell kit used for in business and home settings?

Handy system for wide-area alerts and multi-door coverage on large properties.

• Long-range signaling through walls and common building materials
• Expandable with additional transmitters and receivers
• Multiple melodies and loud alerts support hearing-impaired users

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