Thoroughly inspected by Toby.
The WD Purple 4TB is a 3.5-inch internal hard drive for the 24/7 storage of surveillance images. The drives supports up to 64 connected HD cameras. Thanks to the AllFrame technology, the drive prevents image faults or missing frames, for uninterrupted storage of your videos. The hard drive speed of 5400RPM makes the drive silent and energy-efficient.
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