Express delivery or visitors not miss:When someone rings the doorbell, hear the doorbell, talk to the guests outside through our phone or screen, and even have a full conversation and unlock with our phone Automatic recording:When visitors the doorbell or motion detection is triggered, the doorbell camera automatically record videos or snapshots and save them to the additional Micro-SD card to protect your home every day. 5 in 1 Unlock:This device has various unlocking methods. You can unlock by password, monitor, IC card, APP and screen. It is very convenient and flexible. Fingerprint Unlocking:The outdoor hood is equipped with fingerprint capability and supports up to 200 fingerprints. Unlocking and access more convenient. Voltage: AC100-240V Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on. Color: Black Material: Aluminium Package Contents: 1 x 10-inch HD display 1 x metal doorbell 1 x 32G memory card 1 x hook board 1 x screw accessory package Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.