Attention:2pcs rechargable battery included. Better to recharge it on 1st installation by connecting USB cable to USB adpater, PC, laptop or power bank. No Any Subscription, TF card need to be insert to doorbell to be recording and picture.1.Easy installation and convenient to use. Without wires and cables, just download the APP, and connect it to videodoorbell, then you can have a live video at any time from your cellphone.
2.Remote view and two-day Audio 166-Degree wide angle lens on smart doorbell.Two-Way Audio you can talk to your visitors from your smartphone wherever you are in real time.
3.Day and night mode automatic switching,whether day or day,image clealy visble,for your safety and family security.
4.Phone remote fast wakeup; Support mobile phone and pads long-distance answer wireless doorbell and unlocking. So you can veiw images and videos an anywhere and anytime
5.PIR Motion detector;When visitors movement in front of the doorbell camera,the doorbell could bemade the notification to your mobile at the same time.