Network:2.4G WiFi802.11 b/g or wired network Power adapter :DC12V or power by connect 12V POE Function:Full duplex talk,Takep o,Take ,Unlock Unlock:Unlock by remote control,ID Card or APP External memory: Micro-SD card up to256GB Resolution:2Mega pixels View angle:140 Horizontal angle Night vision:IR CUT no color deviation,B/W night vision Alarm message:Push picture to APP when motion detection or call Playback :Video recording after the call or motion detection : , storage Memory card maximum support 256GB Support 2-way talkVisitor call button, message would push to smart phone Record mode support manual , alarm , schedule record Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage: AC 220V Colour:Silver Material:Metal+Plastic Package Contents: 1 x Smart Video Doorbell 7 x ID Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.