Features: 
* 4, 8, or 16 channel Pentaplex network DVR with real-time recording on all channels  MPEG-4 video compression for efficient data transfer 
* Digi-client application with advanced storage management 
* HDD mirroring and disk array 
* VGA, CD-RW/DVD-RW optical drive support 
* Advanced camera and recording control on all channels 
* Supports 3.0 TB of data storage 
* Rack mountable