Features: 0WIFI signal, full network interconnection, remote call, intercom, unlock. The mobile APP is easy to operate and easy to install. The host has camera and video functions, and different modes can be selected. The host uses a safe DC 12V power supply. The main unit is easy to install, can be fixed by screws, or can be attached by double-sided adhesive tape. One host can be connected to up to 8 mobile terminals or tablet terminals The main unit is equipped with a rain cover, the surface is a touch button, and the moisture-proof and waterproof design is more perfect. Specifications: Condition: Brand New Material: ABS Color: Black Input: 100-240V 50/60Hz Output: 12V/1A Video transmission standard: 720P 1280*720 Camera sensing type: 1 million pixels Wireless connection system: 2.4 IEE 802.11n, g, b Motion sensing: motion sensing PR Infrared night vision: 5 infrared LED lights Lens angle of view: 140° super wide viewing angle External sound: 1.2W speaker and sensor Host size: 132 * 90 * 42mm Package Weight: Approx.581g/20.5oz Package List: 1 * Doorbell 1 * Power Supply 1 * Sticker 1 * Installation Package 2 * Power Cord 5 * Access Card 1 * Instruction Manual 1、0WIFI signal, full network interconnection, remote call, intercom, unlock. 2、The host has camera and video functions, and different modes can be selected. The host uses a safe DC 12V power supply. 3、The main unit is easy to install, can be fixed by screws, or can be attached by double-sided adhesive tape. 4、One host can be connected to up to 8 mobile terminals or tablet terminals 5、The main unit is equipped with a rain cover, the surface is a touch button, and the moisture-proof and waterproof design is more perfect.