Features: brand new and high quality Built-in speaker and microphone with for echo cancellation feature allow you to interact with pets and family or dissuade unwelcome guests. More Installation options. You can ceiling or side installation,Mount it directly on metal surface with the magnetic bracket. Night for vision mode automatically switches on and off. Advanced IR algorithms provide clear picture even in complete dark. Powerful for image processing technology quickly finds human targets in images and immediately sends a notification to your smartphone, allowing you to monitor what matters without receiving annoying false alerts. Sends instant alerts to your smartphone whenever it detects baby's crying or other abnormal sound,keeping you aware of what's going on at home from anywhere. Package Includes: 1 Set Camera Monitor Specifications: Material:ABS Power Consumption:< 3.1W Working Environment: -10C-+45C, Less Than 95%RH Size: 66x33x109mm/2.6x1.3x4.3 inch Weight: 102.7g note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.