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 ( or ) 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, , Italy and so on. Voltage: AC 220V Colour:White Material:plastic Package Contents: 1 x WiFi NVR 1 Adapter Only the above package content, other 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.