Crystal Vision Technology. It is True HD auto-pair system. It is just plug-in and play type. You will only need to mount the cameras， plug the power and just turn the DEVRY on. It automatically pairs each other and your system setup will be done in 5-minutes. You will no longer have any headache even if you are not a CCTV expert. NVR Built-in 10.1 in. monitor 8-Channel Wireless HD NVR with built-in router Wireless distance: up to 350 ft. in open area Camera and NVR Auto-Pair HEMI outputs: up to 1080p Real time live view， 8-Channel sync-playback at 15fps Support 1 SATA 3.5 in. HDD， support up to 4TB Motion email alerts Easy remote access from anywhere anytime Remote playback videos in HDD from mobile Digital zoom available Power supply: DC 12-Volt 3 Amp Operation temperature: -10°C~55°C-Size: 258 x 210 x 42 mm Camera True HD wireless camera 4 mm lens for wide angle view 3 LED arrays IR distance up to 80 ft. Solid made IP66 cameras Wi-Fi: 802.11b/g/n- Anti-thunder level: Standard IEC61000-4-5 Working temperature: -10°C ~ 50°C- Power supply: 12-Volt 1 Amp Size: 205 x 70 x 55 mm Package Includes 1x 8-Channel Wireless True HD NVR with built-in 10.1 in. monitor 6x Wireless True HD cameras 1x 12-Volt 3 Amp Power adapter for NVR 6x 12-Volt 1 Amp Power adapter for cameras 6x 18 ft. Power extension cable 1x 3 ft. Network cable 1x Mouse 1x User guide.

All-in-one wireless HD system with built-in 10.1 in. monitor/Seagate Skyhawk 2TB hard drive

8-channel DVR and 6-cameras/plug and play with auto-pair technology just plug the power

Dedicated Wi-Fi module for safer and more reliable connection/free power extension is included for easy installation

3 array IR (super LED) strong night visions up to 100 ft. distance range

Wireless cameras with bigger antenna increases the signal strength and distance

Free 16 ft. power extension cable for each camera included

Smartphone friendly remote view/350 ft. long distance with hi-power antenna in open space