Swann SECURANET-4 Bulldog LCD Combo Kit 19-inch LCD display Monitor & record 4 cameras simultaneously. BulldogCams have high resolution 420 TV Lines CCD video display, metal casing, indoor/outdoor, day/night vision up to 32ft (10m) & more Large screen provides crystal-clear color images High compression MPEG4 high resolution & less hard drive space needed with faster streaming than MJPEG models Motion detection records activity to pre-installed 250GB hard drive Monitor & record 4 cameras simultaneously BulldogCams have high resolution 420 TV Lines CCD video display, metal casing, indoor/outdoor, day/night vision up to 32ft (10m) & more Large 19-Inch LCD screen provides crystal-clear color images High compression MPEG4 high resolution & less hard drive space needed with faster streaming than MJPEG models Motion detection records activity to pre-installed 250GB hard drive