Technical Specifications:- 
* OS: Support Apple iOS and Android OS smart phone.
* WiFi: Build-in RT5350 chipset; IEEE802.11n (Draft 2.2) standard; transmission speed up to 150Mbps.
* Camera: Build-in 150 degree wide-angle; VGA.
* Body Temperature Sensing: Build-in PIR200B high sensitivity temperature sensor.
* Motion Detection: Build-in BLSS0001 body motion sensor.
* Infra-red: Build-in advance infra-red sensor to record pictures/video at night.
* Sound: Build-in audio-chip AU8388S; 44.1KHZ~96KHZ.
* Remote Unlock Door: Software support unlock door which have electronic lock.
* Product Size: 280x165x58mm
* Product Weight: 728g.

Main Features:-
* WiFi / 4G Security Visual Doorbell: automatically taking pictures of visitors outside.
* Bundled with traditional DingDong alarm bell.
* Support Apple iOS and Android OS smart phones.
* Mobile answer visitors anywhere.
* Support taking photo and video.