Wireless for easy installation, and don't effect decoration
Up to 110 meters remote control in the open air, suitable for big and high floor houses, offices, factories, hotels, etc
Super loud sound let you don't miss any visitors and deliveries
-With LED indicator
-Build in anti-interference design, avoid the interference between users
- Wireless, easy installation.
- High-frequency vibration body, penetrating ability,up to 70-110 meters remote control in the open air.
- 4 kinds of volume adjustable, the sound is loud and clear.
- 36 music ringtones optional,while the music is on, the LED flashes simultaneously.
- Perfect for big and high floor houses, offices, factories, hotels, etc.
- Transmitter powered by 1× 23A 12V battery and the Receiver powered by 2× AAA batteries (Not included)
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