Wireless Doorbell Intelligent Welcome Door Bell 300M984 Ft Home Smart Doorbell Us Eu Plug Chime Kit Led Flash Security Alarm

Power : Dry battery Communication Interface : WireLess Origin : Mainland China Item Type : Wireless Doorbell

Wireless Doorbell Intelligent Welcome Door Bell 300M/984 FT Home Smart Doorbell US EU Plug Chime Kit LED Flash Security Alarm

Features and specifications:

1.The button supports up to 20PCS, and the receiver supports up to 100pcs.

2.If multiple buttons are paired with one or more receivers in the same system, each button can be set to a different ringtone.

3. Power-off memory function: Turn the power on again after power off, no need to re-adjust and lock the ringtone.

4. The transmitter has no screw chuck design, and it can be waterproof and dustproof without rubber ring.

5.The transmitter USE a 23A12V alkaline battery (Sold without battery).

6.The receiver is 3*AAA batteries or USB  power supply (USB only for power supply and not for charging) , more random and convenient(Sold without battery and power supply)

8.Receiving distance:300 meters in open area.

9.The wireless signal will be affected by obstacles. The more obstacles, the more serious the signal loss.

10.Receiver has 4 levels(can be mute) 0-110db,36 music to choose from.

11.Size:Transmitter76*46*20mm,Receiver 95*62*25mm.

NOTE:The button cannot be placed on an iron door because it will interfere with the signal.