DX4500 / DX4600
A fully featured and fully affordable entry-level digital video recorder (DVR), the DX4500/DX4600 Series. The DX4500/DX4600 was designed for the entry-level market that requires eight or sixteen camera inputs; greater internal hard drive storage capacity; fast frame rate recording; and powerful playback, search, and export capability.
The DX45/4600 recorders are discontinued. They have been replaced with the DX47/4800 Series.
Archived information on the DX45/4600 can be found here.