Remote control range up to 100 meters in open air， suitable for homes and high floor houses.
Build in anti-interference design， avoid the interference between users.
Build in double speakers， make sound clear， especially suitable for homes， offices， factories， hotels
38 Melodies for selection， you can select your favorite. Easy to install， with double-side stickers at the back of the remote button
LED Flash light indicator when visitor pressing the remote button. IP44 waterproof bell push. No wiring required
Doorbell transmitter powered by 12V 23A battery(Not Included)
Wireless Doorbell Receiver powered by 2pcs AA battery(Not Included)
Package Content:
2 x Wireless Doorbell Receiver