Points:Instant Notification:The Video Doorbell Wirele with enhanced features that let you see, hear and talk to anyone from your phone, tablet, or PC. Receive instant push notifications when the video doorbell is preed.Support Multi-user Sharing:The Doorbell Camera Wirele uses the X Smart Home App, which supports 1 main account and multe shared users. You can also add multe cameras to the same account. Easily share the happine of life with your family.Voice-changing Function:The Wirele Doorbell Camera has a voice-changing function. When children use the voice-changing function to communicate, it can effectively protect and improvesafety when there are no adults at home.Two-way Talk:With a built-in microphone and speaker, the Camera Doorbell Wirele provides two-way talk and real-time video through noise reduction and rate adaptive technology, allowing you to communicate with visitors clearly and in real-time through your smartphone at any time.Night Vision:The Wirele Video Doorbell has an advanced night vision function, and the 850nm infrareds fill light extends the viewing distance to 4 feet in pitch darkne without light pollution. Circadian vision automatically switches according to light changes.Description:High-definition and clear video with a viewingangle of 60°, fully showing the details in front of the door, reliable and practical.Disaembly-free cycle charging, built-in 800MAH lithium-ion high-capacity battery, more than 6 months of normal use, charging time 1.5 hours.Acce your doorbell unlimited with your smartphone and let the whole family oe your home.Specification:Main control processor: BK7252Image sensor: GC0328 resolution: 640x480Viewing angle: 60-degreeStorage code: JPEGAudio information: built-in speaker, microphoneWirele connection: WIFI IEEE802.11b/g/n 2.4GHz, rf 433MHzNight Vision Type: Infrareds Night Vision VisionPower information: DC5V/2AWorg temperature: - 10°~60°Worg humidity: 10%~90%USB interface: TP-C /DC5V-1AVoice system: two-way /remote prompt view by mobile phone range: 5mCloud storage: freeSystem Support: Support Android4.3 or io.0 or aboveDoorbell Size: 7.2x4.5x2cm/ 2.83x1.77x0.79 inchesJingle machine size: 5.9x4.4x1.6cm/ 2.32x1.73x0.63 inchesPaage size: 11x10x5cm/4.33x3.93x1. 96 inchesWeight: about 150gProduct List:1 * Video Doorbell Wirele1 * Internal Jingle Machine1 * Adhesive1 * Installation Tool1 * ManualNotes:Due to the lighting effects and filming angles, there is acolor difference in the product, please understand.Due to manual measurement, there is a tolerance in theproduct size.