Feature: 1. Full-view 7-inch high-definition digital IPS monitor for automatic photo and video recording after the call. 2. Infrared LED design will offer you much convenience even at night. 3. This aluminum panel is weatherproof, anti-oxidation, and wear-resistant, which has protective cover and support the wall-mounted installation. 4. This indoor display features with monitor, intercom, unlock, hands-free, and no disturbing. 5. With the function of optional Chinese/English/Russian, clock, and manual video. Also supports up to 32G memory card. 6. For this indoor monitor, it supports AHD 1080P camera input, 2CH AHD doorbell, and 2CH AHD security camera. 7. Can easily install it by yourself using the adapters and cables provided in this kit. This outdoor unit can be connected to an indoor monitor via a 4P cable, and the monitor can also record video or open the door. 8. Widely used in villas, apartments, houses, hotels, offices, public buildings, etc. Specification: Item Type: Doorbell Condition: Brand new Material: ABS plastic Color: As pictures shown Monitor: Display: 7in IPS（16: 9） Resolution: 1024 (H) X600 (V) Support: Image/video recording Adjust ringtone/volume/connected AHD 1080P camera/doorbell camera/closed circuit camera preview/Chinese/English/Russian optional External Memory Card: Up to 32 GB(not included) Power: DC15V 2A Installation Method: Surface mount Camera: Camera Sensor: 1/3 inch Viewing Angle: 92° Resolution: 1080P LED at Night: Infrared LED Function: Rainproof, dustproof and vandal resistant Installation Method: Surface mount Application: Widely used in villas, apartments, houses, hotels, offices, public buildings, etc. . Package List: 1 x Indoor Monitor1 x Outdoor Unit1 x 15V 2A Power Supply1 x 4-Core Terminal Wire (5m/16.4ft)2 x BNC Connecting Cable1 x 2-Core Cable2 x 4-Core Cable1 x Mounting Plate1 x Pack of Screws 1 x Instruction