Product Dimensions: 4.8 x 1.69 x 0.94 inches. Item Weight: 3.2 ounces.Date First Available: April 22, 2019. A Crystal-Clear 2K Image: High Definition 2560 x 1920 resolution, combined with our advanced HDR, ensures video is recorded high quality. Respond in Real-Time: Speak directly to anyone who approaches your front door via two-way audio. Tell your friends to come round the back or that you have just run out to get some milk. The Alerts Which Matter: With AI technology and our sophisticated algorithm, the camera intelligently detects body shape and face pattern. Ensuring you are only alerted when a human, and not a stray cat, is at the door. Electronic Chime Included: Supports 8 fun and holiday-themed ringtones and adjustable volume level. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Doors & Door Hardware\Doorbells". The seller is "chinagarden666" and is located in this country: US. This item can be shipped to United States.