Feature: 1. We offer adapters and cables in this kit, it is easy to install. 2. The outdoor unit can be connected to the indoor display via a wired 4P cable. 3. When an indoor monitor is connected to your wireless wifi router, you can connect your phone to an indoor monitor, and the phone can also record video or open a door. 4. Widely used in villas, apartments, residences, hotels, offices, public buildings, etc. 5. The indoor display adopts a multi-point capacitive touch screen, which is stable and easy to operate. 6. 7-inch HD digital LCD monitor, taking pictures, visitor recording and calendar. 7. The indoor display can photograph manually or automatically, and supports up to 32G TF card. 8. Indoor monitors include interphone, unlock, hands-free calling and do not disturb mode. 9. The volume, brightness and color can be adjusted according to your needs. 10. The indoor display can support connecting 8 mobile APP users, support for IOS / for Android system mobile phones, mobile phones can view and unlock. 11. Indoor display can be connected to a wireless wifi router. 12. Mobile APP with monitoring, intercom, photo, video, unlock function. 13. Anti-oxidation and wear-resistant outdoor unit with rain cover for easy wall installation. 14. The outdoor unit uses a 1080P HD camera to give you a clear picture. 15. Can be connected directly to an unpowered lock with unlock delay setting. 16. There are power supply and terminal lines, which can be installed by the user. 17. The indoor monitor can be directly connected to the outdoor unit via a 4-core cable. Specification: Condition: 100% Brand New Item Type: Video Doorbell Color: Shown as Picture Wireless Wifi Monitor: Display: 7in TFT LCD (16:9) Resolution: 1024 (H) x 600 (V) Unlock: Support for Unlocking by Phones and Tablets Additional Memory: Support for Additional TF Cards (up to 32GB)(Excluded) Touch Screen: Yes Wifi: Yes Power: DC15V 2A Installation: Surface Mount Size: Approx. 205 x 138 x 18 mm/8.07 x 5.43 x 0.71in Wired Wifi Display: Display: 7in TFT LCD (16:9) Resolution: 1024 (H) x 600 (V) Unlock: Support for Unlocking by Phones and Tablets Additional Memory: Support for Additional TF Cards (up to 32GB)(Excluded) Touch Screen: Yes Wifi: Yes Power: DC15V 2A Installation: Surface Mount Size: Approx. 205 x 138 x 18 mm/8.07 x 5.43 x 0.71in Camera: Camera Sensor: 1/3 Inch CCD Viewing Angle: 92° Resolution: 1080P Night LED: Infrared LED Rainproof, Dustproof, Vandal Proof Installation: Surface Size: Approx. 120 x 50 x 43 mm/4.7 x 2.0 x 1.7in Package List: 1 x Indoor Monitor (Wireless Wifi)1 x Indoor Monitor (Wired Wifi)1 x Outdoor Unit2 x 15V / 2A Power Supply1 x 4-Core Terminal Wire (5m/16.4ft)1 x 2-Core Cable2 x 4-Core Cable2 x Mounting Plate2 x Screw Package1 x Instruction