Key Features: 1080P cctv camera system, 2.0MP HD video viewing, recording and playback Wi-Fi access, real plug-and-play system Advanced H. Specification: Video Compression: H. 1x 1080P NVR NO HDD 4X 1080P HD IP Camera 1X 3.3ft/1m Cat5e Ethernet Cable 1x USB Mouse & 4 in 1 USB HUB 5X Power Adapter Mounting Screws User Manual Software CD. Expansionable & Auto-Pair8 channel NVR recorder allows you add 4 more wifi cameras for your need. Surveillance cameras have pre-paired to security NVR recorder via wifi signal. Once you plugged in power for both camera and recorder, hook up to a monitor/TV, live video will display on screen in seconds. Enjoy Wireless Freedom Wireless security camera system for true plug-and-play installation ; stable Wi-Fi signal and high video encryption level. Video will transmit via wifi signal rather than cable and wires connection. Just need plug in power adapter for each camera and bases unit. Cover More Areas Set the strong signal cameras as repeaters or apply the included radio antenna to the far away camera. The included extension antenna helps you avoid transmission interruption caused by far distance or physical obstacles. Please kindly note that we only provide one free extension antenn. Customizable Motion Detection With Easy-to-use app, you can watch live video to your mobile devices and record footage wherever you are. These indoor & outdoor security cameras are durable enough to endure what mother nature brings, thus keep out dust, water and air.