| | Model | AT-NH-3316TJ-1T/AT-NH-4316BJ-F2 |
| System | Main chip | Hi3521A |
| OS | LINUX | |
| System Resources | Multi-channel Realtime recording, Multi-channel playback, Multi-channel network operation, USB Backup | |
| Interface | Operation menu | 16-bit true color graphical menu interface, mouse operation supported |
| Display | 1/4/8/9/16 display（take the pure coaxial input mode as an example） | |
| Video | Format | H.264 |
| Output | VGA、HDMI | |
| Preview | 16*1080N | |
| Recode | 16*1080N@12fps/16*960H/8*1080N | |
| Decord | 16*1080N@12fps/8*960H/8*1080N | |
| Multi-mode Intput | AHD：16*1080N；8*1080N;16*960H; | |
| Hybrid： 8*1080N（CVBS）+8*960P（IP） | ||
| NVR：8*1080P+8*960P; 4*3M ;4*5M | ||
| Motion detect | Each view window can set 192（16*12）detection area,can set multi-level sensitivity (only for local channel) | |
| Audio | Audio | G.711A |
| Intercom | Support | |
| Recorind and Playback | Recording mode | Manual、Alarm、Motion Detect、Timer |
| Local playback | 16 Channel（when Analog mode） | |
| Video search | Time, Date,Event,Channel search | |
| Storage and Backup | Storage | Local HDD, Network |
| Backup | Network back, USB Drive, HDD | |
| Port | Video Input | 16 * BNC |
| Video Output | 1 * VGA，1 * HDMI | |
| Spot Monitor | NO | |
| Audio Input | 2 * RCA（Max: 6 channels） | |
| Audio Output | 1 * RCA | |
| Alarm Input | Optional（Max: 4 channels） | |
| Alarm Output | Optional（can be 1 channel） | |
| Network port | RJ45 10M/100M | |
| PTZ Control | 1 * RS485； Support multipal PTZ Contract | |
| USB port | 2 * USB Port | |
| HDD Port | 2 * SATA port（Up to 6T for each one） | |
| Others | Power | 2*HDD: 12V/5A |
| Power consumption | Less than 15W（no HDD） | |
| Working temperature | 0℃—+55℃ | |
| Working humidity | 10%—90% | |
| Atmospheric pressure | 86kpa—106kpa | |
| Size | 235mm*90mm | |
| Weight | 279g |
