• Network
• ProtocoliSCSI, RTSP, ONVIF, PSIA

• External interface
• USB3
• VGA1
• Data network interface4, 1000M Ethernet interface (4 × 1GbE or 2 × 10GbE is extendable)/Controller
• MiniSAS interfaceSupported
• Management network interface1, 1000M Ethernet interface/Controller

• Storage
• HDD slot24
• Interface/capacitySSD (optional), SAS/1TB, 2TB, 3TB, 4TB, 6TB,8TB,10TB,12TB,14TB,16TB
• Hot-swappingSupported
• HDD supportSingle, RAID(Enterprise Hard Disk)
• RAIDRAID0, 1, 3, 5, 6, 10, 50, JBOD, Hot-Spare

• Performance
• Direct Streaming Mode: video (2 Mbps) + picture448-ch (recording + playback)
• IPSAN Mode256-ch (recording + playback)
• Video performance448
• Picture performance448

• Hardware
• StructureDual controller
• Processor64-bit multi-core processor
• Cache8 GB (extendable to 32 GB)/controller

• Storage Management
• Disk managementDisk inspection, alarm and repair
• Logical volume managementiSCSI volume, video volume management

• Recording Management
• Recording modeTiming recording, manual recording, dual-stream recording, alarm recording
• Video protectionLock key video, N+1 service protection, ANR, video loss detection and alarm
• Searching modeSearch by time and event
• Downloading modeQuick download, batch download, download by segment, download by merging

• Device Maintenance
• Management modeWeb-based GUI, serial port CLI, centralized management of multiple devices
• Alarm modeSound, light, email, message, web page
• Log downloadingDownload no web page

• HDD
• HDD ModelSeagate,ST8000NM018B,8T;

• General
• Power supplyRedundant
• Chassis19-inch 4U
• Consumption(with HDDs) Working: ≤ 507 W (1729 BTU with 24 HDDs); Rated: ≤ 800 W
• Environment temperature Working: +5 °C to +35 °C (41 °F to 95 °F); Storing: -20 °C to +70 °C (-4 °F to 158 °F)
• Humidity Working: 20% to 80%RH (non-condensing/frozen);   Storing: 5% to 90%RH (non-condensing/frozen)
• Dimensions(W × D × H)447 x 172 x 550 mm (17.6 x 6.8 x 21.7 in)
• Weight (without HDDs)≤ 33.5 Kg (73.9 lb)