4 Channel dvr recorders
Dvr recorder with 7" flip out screen/monitor
4 channel dvr recorders 
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4ch mjpeg dvr 7" flip screen
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dvr recorder with 7" flip out monitor/screen
Dvr recorder - 4 channel mjpeg  dvr recorder with 500gb hard drive and flip out 7" monitor/screen.

Mjpeg dvr recorder

4 channel mjpeg dvr recorder with flip out colour screen and 500gb hard drive.