Feature: 1. Easy Communication and Unlocking: Users can easily monitor and communicate with visitors at the door using the display unit's built in intercom and unlock button. 2. Multiple Unlocking Way: Video intercom doorbell system supports up to 2000 ID cards unlock, 2000 password unlock, and 100 remote controls unlock. 3. Customizable Doorbell Settings: With 25 different ringtones options, users can adjust the ringtone volume, chroma, and brightness to meet their individual preferences. 4. Sturdy Outdoor Camera: The rugged ABS outdoor unit has a wind and rainproof cover, and features an embedded IR cut filter, the system provides enhanced image and color quality. 5. Slim and Elegant Design: The 7in indoor display unit features a slim and sleek design that can be wall mounted, adding a touch of luxury to your home. 6. Easy Installation: The system comes with an adapter and cable for easy installation, making it suitable for use in villas, apartments, homes, hotels, offices, and public buildings. Specification: Item Type: Video Door Phone Material: ABS + aluminum alloy Screen: 7in TFT Resolution: 960 x 480 Camera: 1/3in high definition 1000 TV cable Camera Lens: 3.6mm Camera Angle of View: 92 Degrees Infrared LED: 6 Infrared Lighting Distance: About 2 Meters Support 2000 ID cards to unlock, 2000 passwords to unlock, and 100 remote controls to unlock. Talk Duration: 120 Seconds Monitor Duration: 60 Seconds Power Consumption: Static < 0.5W, Call < 10W Power Output: DC15V 2A Effective Distance: 200M (6 x 0.75M2) Remote Control Battery: Built in polymer lithium battery 75mAh. Package List: 1 x Outdoor Unit (Camera)1 x Indoor Unit (Monitor)1 x Instructions1 x 6 Pin Connection Cable (5 Meters)2 x 6 Core Wire2 x 2 Core Wire1 x Power Cord5 x RFID Card1 x Remote Control1 x Screw Pack1 x Bracket Installation Manual