Network Storage
                              
                              
                                  Built-in memory card slot, support Micro SD/SDHC/SDXC, up to 256 GB; NAS (NFS, SMB/ CIFS), ANR
                              
                           
                      
                          
                              Protocols
                              
                              
                                  IPv4/IPv6, HTTP, HTTPS, 802.1x, Qos, FTP, SMTP, UPnP, SNMP, DNS, DDNS, NTP, RTSP, RTCP, RTP, TCP/IP, DHCP, PPPoE, UDP, IGMP, ICMP, Bonjour
                              
                           
                      
                          
                              API
                              
                              
                                  ONVIF (Profile S, Profile G, Profile T), ISAPI, SDK
                              
                           
                      
                          
                              Simultaneous Live View
                              
                              
                                  Up to 20 channels
                              
                           
                      
                          
                              User/Host
                              
                              
                                  Up to 32 users. 3 levels: Administrator, Operator and User
                              
                           
                      
                          
                              Client
                              
                              
                                  iVMS-4200, iVMS-4500, iVMS-5200, Hik-Connect
                              
                           
                      
                          
                              Web Browser
                              
                              
                                  IE 8 to 11, Chrome 31.0+, Firefox 30.0+, Edge 16.16299+, Safari 11+ 
                              
                           
                      
                          
                              Security Measures
                              
                              
                                  User authentication (ID and PW), Host authentication (MAC address); HTTPS encryption; IEEE 802.1x port-based network access control; IP address filtering
                              
                           
                      
                          
                              Alarm Linkage
                              
                              
                                  Alarm actions, such as Notify Surveillance Center, Upload to FTP, Send Email, Trigger Recording, Recording Linkage, and Alarm Input, and Audio Visual Alarm etc.
                              
                           
                      
                          
                              Video Compression
                              
                              
                                  Main Stream: H.265+/H.265/H.264+/H.264, Sub-Stream: H.265/H.264/MJPEG, Third Stream: H.265/H.264/MJPEG,
                              
                           
                      
                          
                              H.264 Type
                              
                              
                                  Baseline Profile/Main Profile/High Profile
                              
                           
                      
                          
                      
                          
                      
                          
                      
                          
                              Video Bitrate
                              
                              
                                  32 Kbps to 16384 Kbps
                              
                           
                      
                          
                              Audio Compression
                              
                              
                                  G.711alaw/G.711ulaw/G.722.1/G.726/MP2L2/PCM
                              
                           
                      
                          
                              Audio Bitrate
                              
                              
                                  64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 Kbps to 160 Kbps(MP2L2)
                              
                           
                      
                          
                              Max. Resolution
                              
                              
                                  1920 × 1080
                              
                           
                      
                          
                              Main Stream
                              
                              
                                  50Hz: 25fps (1920 × 1080, 1280 × 960, 1280 × 720), 50fps (1920 × 1080, 1280 × 960, 1280 × 720),60Hz: 30fps (1920 × 1080, 1280 × 960, 1280 × 720), 60fps (1920 × 1080, 1280 × 960, 1280 × 720)
                              
                           
                      
                          
                              Sub-Stream
                              
                              
                                  50Hz: 25fps (704 × 576, 640 × 480, 352 × 288), 60Hz: 30fps (704 × 480, 640 × 480, 352 × 240)
                              
                           
                      
                          
                              Third Stream
                              
                              
                                  50Hz: 25fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, 352 × 288), 60Hz: 30fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 480, 640 × 480, 352 × 240)