| Model | SA-XVR04NS1 | SA-XVR08NS1 | |
| System | Main processor | Industrial-grade embedded HiSilicon (Hi3520D V200) CPU | Industrial-grade embedded HiSilicon (Hi3520D V300) CPU |
| Operating system | Embedded LINUX operating system | Embedded LINUX operating system | |
| System resources | Simultaneously multi-channel real-time recording, playback, network operation, USB backup | Simultaneously multi-channel real-time recording, playback, network operation, USB backup | |
| Interface | Operator interface | support 16-bit true color graphical menu interface and mouse operation | support 16-bit true color graphical menu interface and mouse operation |
| Preview | 1/4 split screen | 1/4/8 split screen | |
| video | Coder | H.264 (High Profile) | H.264 (High Profile) |
| Monitor quality | VGA:1080P ; HDMI:1080P; | VGA:1080P ; HDMI:1080P; | |
| Playback quality | AHD/TVI/CVI/CVBS-(1080N) (960×1080) | AHD/TVI/CVI/CVBS-(1080N) (960×1080) | |
| Encode ability | 4*1080N | 8*1080N | |
| Decode ability | 4*1080N | 8*1080N | |
| Multi-mode input | Analog:4*1080N; | Analog:8*1080N; | |
| Hybrid:2*1080N(Analog)+2*1080P(Network) | Hybrid:4*1080N(Analog)+4*1080P(Network) 2*1080N(Analog)+6*960P(Network) | ||
| Network only:4*1080P | Network only:4*3M/8*1080P | ||
| Motion detection | Each screen can be set to 192(16*12) etection areas; muliti-level sensitivity can be set Limited local channel) | Each screen can be set to 192(16*12) detection areas; muliti-level sensitivity can be set (Limited local channel) | |
| Audio compression | G.711A | ||
| Intercom | support | ||
| Record & playback | Record mode | Manual>alarm>motion detection>timing | Manual>alarm>motion detection>timing |
| Local record | 4*1080N@25fps; | 4*1080N@15fps; | |
| Local playback | 4*1080N@6fps; 1*1080P@25fps（networking） | 4*1080N@15fps; | |
| Search mode | Search by time,calendar,event,channel | Search by time,calendar,event,channel | |
| Storage &backup | Video storage | HDD, network; | HDD, network; |
| Backup mode | Network, USB hard disk, USB burner, SATA burner; | Network, USB hard disk, USB burner, SATA burner; | |
| External interface | Video input | 4 CH BNC; | 8CH BNC; |
| Video output | 1 CH VGA, 1 CH HDMI; | 1 CH VGA, 1 CH HDMI; | |
| Audio input | 4 CH RCA; | 4 CH RCA; | |
| Audio output | 1 CH RCA; | 1 CH RCA; | |
| Alarm input | NO | NO (4CH option) | |
| Alarm output | NO | NO (1CH option) | |
| Network interface | RJ45 10M/100M self-adaption; | RJ45 10M/100M self-adaption; | |
| PTZ control | 1*485, Support kinds of PTZ protocols | 1*485, Support kinds of PTZ protocols | |
| USB | 2*USB 2.0 ports | 2*USB 2.0 ports | |
| HDD | 1*SATA ports(Max 6TB/per) | 1*SATA ports(Max 6TB/per) | |
| Wireless | NO | 3G、WIFI(extension via USB port） | |
| General | Power supply | 12V/4A | 12V/4A |
| Power consumption | <10W(without HDD) | <10W(without HDD) | |
| Temperature | -10℃—+55℃ | 0℃—+55℃ | |
| Humidity | 10%—90% | 10%—90% | |
| Working environment | 86kpa—106kpa | 86kpa—106kpa | |
| Dimension | 250*195*45mm | 250*195*45mm | |
| Weight | 1.2KG | 1.2KG | |
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