Two Way Audio Waterproof Smart Video Doorbell Voice Leave Message on the App Smart Doorbell Video

Two Way Audio Waterproof Smart Video Doorbell Voice Leave Message on the App Smart Doorbell Video. Specification: Image sensor. 1/2.9'' 2.0MP CMOS. Effective pixels. Shutter. Min illuminance. Color 0.01Lux @ F1.2 Black & White 0.001Lux @ F1.2. Day/night. Auto(ICR)/Color/B/W. WDR. Digital WDR. Lens View Angle. Alarm trigger. Button triggering, PIR motion detection. Wireless. 4 ~ 2.4835 GHz WIFI (IEEE802.11b/g/n) Security. User authentication, software encryption. Compression. Bit rate. 32Kbps~2Mbps. Audio interface. Bulit-in mic/speaker. Motion Sensor. Detection range. 100° (Max 5m) Sensitivity. 5 level sensitivity settable. Battery capacity. 5000mAh. Operating Temp. −20 °C to 50 °C. Power supply. Optional DC 5V/1A, AC 12~24V. Wateproof grade. Optional accessory. Angle mount bracket, wireless chime. Storage: SD card (Max.128G), Cloud storage. Battery weight. Model: MR-DW028. Features: works with alexa and google.