xmartO Expandable Wireless Security Camera System Outdoor 8CH 960p HD NVR with 4pcs 960p 1.3MP Wireless IP Cameras and 1TB HDD, Auto-Pair, NVR Built-in with WiFi Router, 80ft IR and Easy Remote View [Easy Setup, Plug and Play] This wireless security system auto connects when turned on, as soon as you connect them to power and hook up to a screen, they will AUTO-PAIR and give you quad-view of 4 cameras immediately. This is really hassle-free plug & play. [Great HD Video] Watch and record crisp HD video in more detail than ever before. 960p 1.3MP HD cameras have extra 0.3 mega pixels even than 720p, giving you excellent video both day and night. [Strong Long Range WiFi Distance] With built-in WiFi router and two external Wi-Fi antennas, this NVR forms its own strong and stable WiFi to cameras with distance up to 1000ft on open ground, and 200ft with obstacle. Take advantage of Dream Liner WiFi relay tech, you get even better wifi range. [Easy Remote Access] The phone app works once the NVR is connected to your router. It allows you to view the live video or play the recording video remotely at any time. You can enlarge individual channel's video to view details from smart phone too. [No Internet Required, No Monthly Fees] The system does NOT have to be connected to in-home network in order to work. All recordings are stored locally to the 1TB pre-installed hard drive and there are absolutely no monthly fees.