Compact and robust aluminium lock box, weigh only 6.5 lb., and is design to fit in tight areas. Fully vented to dissipate the internal heat, this cabinet does not require a cooling fan in most situations. The front door is locked and opens 180 degree for your convenience. The rear panel is removable and also gives a full access to the back of the DVR/NVR for service and installation. Blower 26CFM & powerbar included.