| Model | 4CH | 8CH | 16CH |
| System | Mainprocessor | Hi3520DV300 | Hi3520DV300 | Hi3521A |
| Video | Codec | H.264+（QuasiH.265）/H.264 |
| Monitorquality | VGA、HDMI:HD |
| Previewability | 4*4M-N@15fps(AHD)/4*1080N(5in1) | 8*4M-N@15fps(AHD)/8*1080N(5in1) | 16*4M-N@15fps(AHD)/16*1080N(5in1) |
| Encodeability | 4*4M-N@15fps(AHD)/4*1080N(5in1) | 8*4M-N@8fps(AHD)/8*1080N@12fps(5in1) | 16*4M-N@8fps(AHD)/16*1080N@12fps(5in1)/16*960H |
| Decodeability | 2*4M-N@15fps(AHD)/4*1080N(5in1) | 8*4M-N@8fps(AHD)/8*1080N@12fps(5in1) | 16*4M-N@6fps(AHD)/16*1080N@12fps(5in1)/16*960H |
| Multi-modeinput | analog:4*4M-N;4*1080N;hybrid:2*1080N(analog)+2*960P(network);network:8*1080P;12*960P;8*720P;1*1080P; | analog:8*4M-N;4*1080P;hybrid:2*1080P(analog)+2*1080P(network);4*1080N(analog)+4*960P(network);network:16*1080P;9*1080P;16*960P;4*5M; | analog:16*4M-N;8*1080N;16*960H;hybrid:8*1080N(analog)+8*960P(network);network:8*1080P+8*960P;4*4M;4*5M; |
|
|
| MotionDetection | Eachscreencanbesetto192(16*12)detectionareas;multi-levelsensitivitycanbeset(Limitedlocalchannel) |
| Audio | Audiocompression | G.711A |
| Intercom | support |
| Record | Recordmode | manual>alarm>motiondetection>timing |
| Searchmode | Searchbytime,calendar,event,channel |
| Videostorage | HDD,network |
| Backupmode | Network,USBharddisk,USBburner,SATAburner |
| ExternalInterface | Videoinput | 4chBNC | 8chBNC | 16chBNC |
| Videooutput | 1chVGA,1chHDMI |
| AudioI/O | 4/1 | 4/1 | 4/1 |
| AlarmI/O | 0 |
| Network | RJ4510M/100Mself-adaption |
| Extensioninterface | 2*USB2.0ports(3G、WIFIcanbeextended);1*RS485,SupportkindsofPTZprotocols; |
| HDD | 1*SATAports(Max8TB/per) |
| General | Powersupply | 12V/2A |