?The doorbell has alarm and mobile monitoring function£¬ protect your home safety effectively£¬ reduce your worried. You can monitor environment of your house via mobile phone whether you at home or not. <br><br><strong>Features:</strong> <br>Wifi doorbell connects to network via wifi router.(15-30m) <br>Mobile devices include smartphone or tablet£¬ could connect to the doorbell. <br>After the visitor rings£¬ mobile devices coulde interact with doorbell via real time video and audio£¬ unlock£¬ take photos£¬ take videos£¬ and alarm. <br>Answer the doorbell by smartphone£¬ when someone press the doorbell£¬ unlock the door from your smartphone on APP. <br>Don't worry forget the your key£¬ you can open the door by your smartphone. <br>The camera has night vision and motion detection£¬ when some strangers wander at your door without notice£¬ you will get an alart sent from doorbell. <br>Real-time alarm and proactive monitoring£¬ ensure your security. <br>Support 8 mobile devices can work at the same time. <br>It is made of high quality£¬ very durable. <br><br><strong>Note:</strong> <br>Before you use the product£¬ you must download APP and install it. <br><br><strong>Specifications:</strong> <br>Brand: EBELL <br>Model: ATZ-DBV03P <br>Material: ABS &amp; Metal <br>Color: Grey <br>Night vision: 3pcs LED Lights£¬ IR 3m <br>CPU: DSP <br>Priority: PnP: Plug &amp; Play£¬ Full Wi-Fi Setting <br>Mobile Software: iOS£¬ Android? <br>User: Administrator &amp; 7 Users <br>Compression Format: M-JPEG <br>Sensor: 1/5 CMOS <br>Horizontal resolution: 0.3 Mega-Pixels <br>Frame rate: 1-30fps <br>Resolution: VGA(640*480)£¬ QVGA(320*240) <br>Lens: 3.6mm <br>Audio Compression Format: ADPCM <br>Processor: 2-way audio <br>Wireless: WIFI£¬ 802.11 b/g/n <br>Waterproof: IP66 <br>Temperature: -20~55 ¡ãC <br>Humidity: 10-95% RH <br>Power: DC12V 1.5A <br>Product size: Approx. 17 * 9.5 * 6.5cm / 6.7 * 3.7 * 2.6in <br>Product weight: Approx. 399g / 14.1oz <br>Package size: Approx. 18 * 16 * 7.4cm / 7.1 * 6.3 * 2.9in? <br>Package weight: Approx. 648g / 22.9oz <br><br><strong>Package including:?</strong> <br>1 * Doorbell <br>1 * Power adapter <br>1 * 5pin flat cable <br>4 * Big screw <br>1 * Small screw <br>4 * Rubber plug <br>1 * Mini cap <br>1 * User manual (English)