New 4 channel USB DVR, color quality 16 bits or 32 bits screen set, 80G HDD and 256MB RAM, CPU and storage resources saving by advanced technology,1.7GHz CPU or above and universal 1/4 inch sharp chip, 420TV lines, 42 white lamps infrared night vision, outdoor weatherproof and dustproof, security CCTV wired color CCD camera, with built-in 6mm lens, 0.5 Lux minimum illumination, 1Vp-p 75oms video output. The LED Camera system supports the operation of preview, recording, playback, network transmission, backup, mobile control and interface operation; IE broeser centralized monitoring and control many DVRS, multi-user network monitoring (10 at the same time); PTZ, USB, U-disc, USB burner, network backup. The LED Camera has multiple recording modes: automatically continuation, time recording, motion detection, triggered alarm. Imaging interface and USB mouse operation is direct and convenient for user. Recording backup: normal play, FF, FR, manually unicast frame, dragging backup progress bar to fix the time position. 2 pieces LED cameras and a 4 Channel DVR included.