Feature: 1. 2 WAY TALK, HD: Provides two way talk and real time video through intelligent noise reduction and rate adaptation technology. Sound and video can be perfectly synchronized. The high definition lens can take high definition video and record every image clearly. The image is rich in detail, allowing you to get a complete view of the facial details of the visitor. 2. APP REMOTE REAL TIME VIEWING: This video doorbell can be used for remote video and intercom via APP with active wake up, one key paging, one key recording, one key capturing, intelligent cloud storage and other functions. 3. MOTION DETECTION: It has a built in PIR motion detection sensor, infrared sensor and LED light. When someone passes by the doorbell, the doorbell will react quickly, take an image and push it to the cell phone, and upload a short video to the cloud server at the same time. 4. WIDE ANGLE LENS: A new generation of 130° wide angle lens provides a full view of the situation in front of the door, so that there is no security dead zone in front of your house, and multiple visitors can also be seen one by one. It features a tamper proof design and wireless installation to give you greater peace of mind. 5. IP65 WATER RESISTANT, ULTRA LONG LIFE: The smart doorbell camera is IP65 dust and water resistant and can withstand low pressure water jets from all directions. 1000mAh ultra large capacity battery can be used up to 10 times a day, available for 1-2 months (standby for up to 6 months). Specification: Item Type: Video Doorbell Material: ABS Connection: BT, Wireless Fidelity Viewing Angle: 130° Resolution: HD Viewing Range: 5m / 16.4ft Camera Battery: Li Battery, 1000mAh (Built In) APP: For ULooka Video Doorbell Size: Approx. 4x1.7x10.8cm / 1.6x0.7x4.3in Receiver Size: Approx. 3.8x2x6cm / 1.5x0.8x2.4in. Package List: 1 x Video Doorbell1 x Backplate1 x Receiver1 x Back Sticker1 x Charging Cable1 x Instruction Manual3 x Screw2 x Expansion Tube