32G TF Card Wireless Security Camera Doorbell With Remote Unlock Function

2 Way Talk Smart WiFi Vidoe Door Phone Support 32G TF Card Product Introduction This smart wireless wifi doorbell uses P2P technology, which can connect to a wireless network or connect to router by network cable. It supports smart phone and tablet PC(Android and IOS systems). When visitors press the doorbell, you can perform real-time video and talk, unlock, take photographs, record video, etc functions by APP. It has PIR alarm, tamper alarm, day and night surveillance,