Fangrui Product Details Wide Wifi Coverage: Since 5db Dual Antenna, Up To 40 Meters Without Walls. Motion Detection: When Motion Detection Was Turned On, The Device Will Automatically Send Alert Messge. Payback Any Time: The Video Is Storage In Hdd Or Tf Card Of Nvr, Can Play Back Any Time As You Want. Support App(xmeye) And Pc (vms Or Cms) Remote View: The Video Is Storage In Hdd Or Tf Card Of Nvr, Can Play Back Any Time As You Want. If The Product Has A Slight Color Difference, It Will Have No Effect On The Product Plug Type :eu Plug,it Applies To Indonesia, Germany, France, Spain, Italy And So On. Voltage: Ac 220v Colour:white Material:plastic Package Contents: 1 X Wifi Nvr 1 X Power Adapter 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.