| Model | NVR508-16B | NVR508-32B | NVR508-64B |
| Video/Audio Input |
| IP Video Input | 16-ch | 32-ch | 64-ch |
| Audio Input | 1-ch, RCA |
| Network |
| Incoming bandwidth | 320Mbps |
| Outgoing bandwidth | 160Mbps |
| Remote Users | 128 |
| Protocols | TCP/IP, P2P, UPnP, NTP, DHCP, PPPoE, HTTP, HTTPS, DNS, DDNS, SNMP, SMTP |
| Browser | IE(IE10/11) for Windows Firefox (version 52.0 and above) for Windows Chrome (version 45 and above) for Windows Edge (version 79 and above) for Windows |
| Video/Audio Output |
| HDMI/VGA Output | HDMI: 4K (3840x2160)@30, 1920x1080p@60, 1920x1080p@50, 1600x1200@60, 1280x1024@60, 1280x720@60, 1024x768@60 VGA: 1920x1080p@60, 1920x1080p@50, 1280x1024@60, 1600x1200@60, 1280x720@60, 1024x768@60 |
| Recording Resolution | 12MP/8MP/6MP/5MP/4MP/3MP/1080p/960p/720p/D1/2CIF/CIF |
| Audio Output | 1-ch, RCA |
| Two-way Audio | 1-ch, RCA(Using the audio input and output) |
| Audio Compression | G.711A, G.711U |
| Synchronous Playback | 16-ch |
| Live View Display | VGA: 1/4/6/8/9/16 HDMI: 1/4/6/8/9/16 | VGA: 1/4/6/8/9/16/25/36 HDMI: 1/4/6/8/9/16/25/36 | Simultaneous Output: VGA: 1/4/6/8/9/16/25/36/64 HDMI: 1/4/6/8/9/16/25/36/64 Independent Output: VGA: 1/4/6/8/9/16/25/32 HDMI: 1/4/6/8/9/16/25/32 |
| Corridor Mode Screen | 3/4/5/7/9/10/12/16 | 3/4/5/7/9/10/12/16/32 | 3/4/5/7/9/10/12/16/32 |
| Snapshot |
| FTP/Schedule/Event Snapshot | 4-ch snapshot, up to D1 resolution |
| Decoding |
| Decoding Format | Ultra 265/H.265/H.264 |
| Live View/Playback | 12MP/8MP/6MP/5MP/4MP/3MP/1080p/960p/720p/D1/2CIF/CIF |
| Capability | Ultra 265/H.265: 2 x 12MP@30, 4 x 4K@30, 6 x 5MP@30, 8 x 4MP@30, 10 x 3MP@30, 16 x 1080p@30, 32 x 960p@25, 36 x 720p@30, 64 x D1 H.264: 2 x 12MP@30, 2 x 4K@30, 4 x 5MP@30, 6 x 4MP@30, 8 x 3MP@30, 14 x 1080p@30, 28 x 960p@25, 30 x 720p@30, 64 x D1 |
| Hard Disk |
| SATA | 8 SATA interfaces |
| Capacity | Up to 12TB for each disk |
| Disk Group | Support |
| Smart |
| VCA Detection by Camera | Intrusion Detection, Cross Line Detection, Enter Area, Leave Area, Defocus Detection, Scene Change Detection, Object Left Behind, Object Removed, Auto Tracking, UMD(Ultra Motion Detection) |
| VCA Search | Behavior Search, People Counting Report, Vehicle Search |
| People Counting | People Flow Counting, Crowd Density Monitoring |
| Smart Intrusion Prevention (SIP), Vehicle Detection, UMD by Camera | Total 8-ch |
| General Alarm |
| General Alarm | Motion, Tampering, Human Body Detection, Video Loss, Alarm Input, Audio Detection |
| Alert Alarm | IP Conflict, Network Disconnected, Disk Offline , Disk Abnormal, Illegal Access, Hard Disk Space Low, Hard Disk Full, Recording/Snapshot Abnormal |
| External Interface |
| Network Interface | 2 RJ-45 10M/100M/1000M self-adaptive Ethernet Interface |
| USB Interface | Front: 2 x USB2.0, Rear panel: 1 x USB3.0 |
| RS232 | NA |
| RS485 | 1 |
| Alarm In | 16-ch |
| Alarm Out | 4-ch |
| General |
| Power Supply | 100~240V AC Power Consumption: ≤ 32W (without HDD) |
| Working Environment | -10°C~+ 55°C (+14°F~+131°F), Humidity ≤ 90% RH (non-condensing) |
| Dimensions (W×D×H) | 442mm × 426mm × 89mm (17.4" × 16.8" × 3.5") |
| Weight (without HDD) | ≤ 4Kg (8.80lb) |
| Certification |
| Certification | CE, FCC, UL, RoHS, WEEE |
| CE | EN 55032, EN 61000-3-3, EN IEC 61000-3-2, EN 55035 |
| FCC | Part15 Subpart B |