Product Name: WiFi Smart Video Doorbell 720p HD Security Camera Real-Time Visual Door Bell with Two-Way Talk Night Vision PIR Motion Model NO.: M3 Certification: RoHS, FCC, CE Installation: Wall-Mounted Voice Service: With Voice Service Color: Silver+Black Type: Wireless Night Vision: With Night Vision Trademark: OEM/ODM Transport Package: Card Board Box, 50PCS in a Master Carton Specification: 14.4X7.45X3.23CM, 0.2KG Origin: China Mainland HS Code: 8517699000 Product Description Product description:720HD wide-angle videoInstant mobile alertsBuilt-in microphone and speakersAdjustable motion sensorsInfrared night visionLive View on-demand video and audioHardwired or battery-poweredIncludes one rechargeable battery packiOS, Android, Mac and Windows 10 compatibleWith CE,FC certificate,RoHS tested.Product details:Model No.M3UPCA powerful, high-performance, programmable media HiSilicon processor with built-inARM926 @max. 440MHz and high-speed video coprocessorPower18650 battery,2600mAhx2pcsConnectivity802.11 b/g/n Wi-Fi connection @ 2.4GHzAudioTwo-way audio with noise cancellationVideo720P HD Videonight VisionLive View Motion DetectionAdjustable Motion ZonesDimensions5.67 in. x 2.93 in. x 1.27 in. (14.4cm x 7.45cm x 3.23cm) Field of View166 DegreesWarranty1 year on parts, lifetime purchase protectionOperating Conditions(-10°C to 50°C),humidity is < 95%Weather-resistant