Up to 4/8/16 cameras with 1080p realtime preview;Full channel @D1(4CIF) realtime recording;Support 8 SATA HDD up to 32TB, 4 USB2.0 Model DH-DVR5804 DH-DVR5808 DH-DVR5816 System Main Processor Embedded processor Operating System Embedded LINUX Video Input 4 channel, BNC 8 channel, BNC 16 channel, BNC Standard

• DVR5804 4 Channel Entry-level D1 2U Standalone DVR

DVR5804 4 Channel Entry-level D1 2U Standalone DVRGENIV