• Hardware
• Cache12 GB, extendable to 32 GB
• Processor64-bit multi-core processor

• Storage Management
• Disk managementDisk detection, pre-alarm, and repair
• Logical volume managementRecording volume management

• Device Maintenance
• Management modeGUI based on web, serial port CLI, platform
• Alarm modeAudio, indicator, GUI

• Recording Management
• Recording modeContinuous recording, manual recording, and alarm recording
• Video protectionVideo lock, video loss alarm
• Searching modeLog in storage system to search, play, and download videos. Support searching videos by time, event type, and smart information
• Downloading modeLog in storage system to search, play, and download videos. Support searching videos by time, event type, and smart information

• Network
• ProtocolRTSP;ONVIF;HKSDK

• Storage
• HDD slot16
• Interface/capacitySATA, Up to 20TB
• RAIDRAID5, RAID6, iRAID

• Performance
• Video performance256
• Picture performance50
• Direct streaming mode: video (2 Mbps) + picture256-ch

• External interface
• USB2, USB 3.0
• Data network interface3, 1000 Mbps Ethernet interface
• MiniSAS interface2
• COM1, RS-232
• Management network interface1, 1000 Mbps Ethernet interface

• HDD
• HDD ModelHikvision,HK7220AH,20T