1、Video Doorbell: The audio screen adopts capacitive touch screen design, support for Android system, convenient to use, can be viewed and unlocked through mobile APP. 2、Screen Display: The indoor display adopts a 7 inch high definition LCD display with photo, visitor record and calendar functions, and has infrared function to provide clear night vision. 3、Multi Function: Support two way intercom, unlocking, hands free and disturb prevention functions, support 8 mobile APP user connection, support for IOS, for Android system mobile phones. 4、Wall Mounting: Weatherproof, anti oxidation, wear resistant aluminum plate, with weatherproof cover, wall mounted installation, complete accessories, simple installation, widely applicable. 5、Unlocking Method Support: Support 1000 fingerprint capacity, 2000 IC card unlocking, 2000 password unlocking, 10 remote control unlocking. Item Type: Video Doorbell Intercom System Material: ABS, aluminium alloy Remote Control Battery: 75mAh polymer lithium battery (built in) Outdoor Unit: Camera: CMOS 1000TVL LED: 850 IR LED Night Vision Distance: Approx. 3m/9.84ft Effective Distance: Approx. 100m/328ft Angle: 92 degrees Indoor Unit: LCD: 7 inch TFT 1024x600 Valid Area: 154.08(H)x86.58(V) Talk Time Delay: 60±10% Memory Card: Maximum support 32G (not included) APP: Support 8 users 1 x Indoor Unit 1 x Outdoor Unit 1 x Pack of Screw Pack 1 x Instruction Manual 2 x Power Cord 1 x 4 Core Cable (5m) 2 x 4 Pin Terminal Wire 3 x 2 Pin Terminal Wire 5 x Access Control Card 1 x Remote Control