504无线门铃 家用交流门铃 超远距离无串音

产品参数：

1.工作方式：无线数码遥控，不互相干扰，超长距离越障遥控

2.接收器工作电压：DC 3V直流

3.功率：≦2W

4.工作频率：315MHZ

5.遥控/接收距离≧120m(空旷地带)

6.电源方式：交流

7.发射器工作频率：315MHZ

8.发射器工作电压：12V(电池型号：23A 12V)

9.发射器工作电流≦15mA（以每天按20次计算，一个高质量的电池可以使用一年）

10.音源：32首音源可供选择

32 Songs Music Tune LED Wireless Remote Control Smart Doorbell

Features :

Simple and no-wire installation desgin avoid trouble when in installation and do not effect decorate environment.

Remote control range up to 100m in open air, suitable for home, offices, hotels, etc.

Build in anti-interference desgin, avoid the interference between users.

Easy to Install, no wiring required.

Specification :

Input Voltage : DC 3V

Music Sound : 32 melody music

Chime : power by 2 x 1.5V AA battery(battery not incluced)

Bell push uses 1x 12V 23A Alkaline battery (not included)

Size of Remote Control is about 72 x 38mm

Size of door bell is about 95 x 60 mm

Package includes :

1 x Remote control wireless door bell

1 x Remote Control