Function features:
Digital wireless visuable doorbell
Tech-specification
1.Wireless intercom/self-monitoring/unlocking/calling
2.the non-obstacle remote control distance is 150-180m
3.Color display screen in TFT 2.4 inch
4.2.4G launch frequency
5.The power below 20dBm
6.rechargeable 2400mAh Li-ion batteries
7. One indoor phone can link 2 or more outdoor
OR One outdoor phone can link 2 or more indoor
8. Crust is made by ABS,beautiful appearance
pay attention to matters:
1.please read the installation method Manual
2.the door phone-no rain, light
3.should be pulled out of indoor antenna, the reorientation can affect speaking voice