You can easily install it using the adapters and cables we offer in this kit, and the outdoor unit can be cabled to the indoor monitor. When the indoor monitor is connected to the wireless wifi router, you can connect your phone to the indoor monitor, and then the phone can also record video or open the door. Widely used in villas, apartments, residences, hotels, offices, public buildings, etc. Features: The indoor monitor adopts a multi-point capacity touch screen with adjustable brightness and color, which is stable and easy to operate. The 7-inch high-definition digital LCD monitor features photo, intercom, unlock, hands-free, visitor recording, calendar features and do not disturb. The indoor monitor can support connecting 8 mobile APP users, fit for iOS / Android system mobile phone, the mobile phone can view and unlock. The indoor monitor can be connected to a wireless Wifi router. Anti-oxidation and wear-resistant camera with rain cover for easy wall mounting. The outdoor unit uses a 1000 TVL analog high-definition camera with an IR-CUT. Can be connected directly to lock with an unlock delay setting. There are power supply and terminal lines, which can be installed by the user. Support 150 fingerprints, 1000 unlock ID cards, and 2000 groups of passwords to unlock. The indoor display can be photographed manually or automatically, and supports up to 64 G Trans-Flash card. Specifications: Condition: Brand New Material: ABS Color: Black Waterproof rating: IP 68 Power: 100 V-240 V Plug Type:US Plug, EU Plug, UK Plug, AU Plug(Optional) Monitor: Display: 7" TFT LCD (16:9) Resolution: 1024 (H) * 600 (V) Memory: Supports up to 64 GB memory card (not included) Unlock: Support for unlocking phones and tablets Power: DC 15V 1.2A Installation: surface mount Camera: Viewing angle: 92° Definition: 1000 TVL Night LED: Infrared LED (180°) Anti-oxidation aluminum alloy panel Power consumption: up to 2 W Function: IR-CUT automatic night vision Installation: Surface / Embedded Installation Package List: 1 * 7 Inch Monitor 1 * Camera 3 * Wiring Harness 1 * Cable 1 * Power Supply 1 * Screw Package 1 * Instruction Manual 5 * ID Card