Point to Point Wireless Video Doorbell 4" Monitor Screen, 2-Way Audio Door Bell Intercom System, PIR Motion Detection Photo Capture & Video Recording, Infrared Night Vision Wide Angle Door Bell

Point to Point Wireless ConnectionThis wireless video doorbell between monitor screen was point to point wireless connection.If a visitor rings the doorbell,the distance from wireless video doorbell to monitor screen can reach up to 164ft in open space,it is about 50ft if through the wall.If the master presses the screen's to actively wake up,the distance through the wall is only about 17ft.This wireless video doorbell has a 5000mAh built-in battery that can be used for a long time.Indoor monitor built in 2000 mAh battery, we recommended to plug in the power supply cord for screen.If it is not plugged in and used continuously, it can only be used for two days.
2.4GHz Dual Bands & Battery OperatedThis wireless video doorbell with monitor screen 2.4Ghz frequency for signal transmission, wireless video doorbell and monitor no need to wifi connection, the signal can meet 1st to 3rd floors. This wireless video doorbell lasts up to for a long time on a single charge. The indoor monitor is built in a 2000 mAh battery just in case of power failure, therefore, indoor monitor and wireless video doorbell can still work normally in the case of power failure and network disconnection.
Video Record & 2-Way AudioThe wireless 4-inch monitor screen can record videos ( requires installation memory card). This wireless video doorbell with two-way talk function that let you see, hear, and speak to anyone from your phone or indoor monitor.The indoor monitor screen lights up automatically when someone presses doorbell or move before the doorbell.Get real-time photo or record video to SD card when visitors press your doorbell or trigger the built-in-motion sensors.
Wide Angle Lens & IR Night Vision & PIR Motion DetectionThis wireless video doorbell with screen monitor has 940nm IR night vision function, you can clearly see the visitor's face no matter it is day or night. Wide viewing angle, you can see more corners outside the door. Once motion is detected alerts (someone move within 6.6ft) , it will be capture photo / record video to monitor's SD card to save important information and ensure your safety.
100% Wireless Design & Easy InstallationThe indoor monitor and wireless video doorbell,easy to install without any wire, simplify your home security system. The video doorbell support max 128G ( Not included,TF card format is FAT32 ). The wireless video doorbell can be used in apartments,villas, hotels,offices,public buildings and so on.