Features 1、4.3IN IPS SCREEN: Small in size, our video doorbell does not take up much space and can be easily installed anywhere. It provides a clear view of the outside without needing to open the door. The screen display offers added convenience. 2、VISUAL INTERCOM: Avoid blindly opening the door and see clear views of visitors. When guests press the doorbell, the indoor device immediately displays the outside scene, and you can realize 2 way video calls with visitors at the push of a button. 3、REAL TIME MONITORING: With a 5MP camera showing real time outside activities, and a 70° viewing angle, you can get a clear picture of the outside, offering 24 hour full day security. Safety is in your hands. 4、INFRARED NIGHT VISION: Equipped with built in infrared night vision lights, nothing will escape your sight, even in the dark, ensuring clear visibility of outside activities during the night. 5、6 RING TONES: Our video doorbell features six dynamic music tones to choose from, customizing the way you get alerted to visitors. Specification Item Type: Video Doorphone System Material: ABS Display: 4.3 inch IPS screen Image Pixel: 5MP Power Supply: DC5V 2A Indoor Battery: 1000mah lithium battery (shipped with built in battery) Doorbell Button Battery: 220MAH lithium battery (shipped with built in battery) Viewing Angle: 70° Storage Card: Supports a maximum of 256 GB(Shipped without memory card) Night Vision Type: Infrared night vision Storage Code: MJEPG Sound Information: Built in speaker, microphone WIFI Mode: 2.4G protocol Package List 1 x Indoor Unit 1 x Doorbell 2 x Brackets 2 x Double Sided Tape 1 x USB Data Cable 7 x Installation Screws 6 x Expansion Tubes 1 x User Manual