| Model NVR301-08S3-P8 | Description | 
| Video/Audio Input | IP Video Input 8-ch | 
| Network | Incoming Bandwidth 64Mbps, Outgoing Bandwidth 48Mbps, Remote Users 128 | 
| Protocols | TCP/IP, P2P, UPnP, NTP, DHCP, PPPoE, HTTP, HTTPS, DNS, DDNS, SNMP, SMTP | 
| Video/Audio Output | HDMI/VGA Output | 
| HDMI | 3840×2160/30Hz,1920x1080p/60Hz, 1920x1080p/50Hz, 1600×1200/60Hz, 1280×1024/60Hz, 1280×720/60Hz, 1024×768/60Hz | 
| VGA | 1920x1080p/60Hz, 1920x1080p/50Hz, 1600×1200/60Hz, 1280×1024/60Hz, 1280×720/60Hz, 1024×768/60Hz | 
| Recording Resolution | 4K/5MP/4MP/3MP/1080p/960p/720p/D1/2CIF/CIF | 
| Audio Output | 1-ch, RCA | 
| Audio Compression | G.711A, G.711U | 
| Synchronous Playback | 8-ch | 
| Corridor Mode Screen | 3/4/5/7/9 | 
| Decoding | Ultra 265/H.265/H.264 | 
| Liveview/Playback | 4K/5MP/4MP/3MP/1080p/960p/720p/D1/2CIF/CIF | 
| Capability | 1 x 4k@30, 1 x 5MP@30, 2 x 4MP@30, 4 x 3MP@25, 4 x 1080p@30, 8 x 720p@30 | 
| Hard Disk | 1 x SATA interface, Capacity up to 8TB for each disk | 
| VCA Detection by Camera | Face detection, Intrusion detection, Cross line detection, Audio detection, Enter Area, Leave Area | 
| VCA Search | Face Search, Behavior Search | 
| External Interface | 1 RJ-45 10M/100M self-adaptive Ethernet Interface, 2 x USB2.0 | 
| PoE Interface | 8 RJ45 10M/100M self-adaptive Ethernet Interface, Max Power 30W for single port, Max 75W in total | 
| Power Supply | 52V DC, Power Consumption: ≤9 W (without HDD) | 
| Working Environment | -10°C ~ + 55°C (+14°F ~ +131°F), Humidity ≤ 90% RH (non-condensing) | 
| Dimensions | 260mm ×240mm × 46 mm (10.2″ × 9.4″ ×1.8″) | 
| Weight | ≤1.1kg (2.43lb) | 
| Model EC-T4F28M-DL Camera | 
| Resolution | 4MP | 
| Sensor | 1/3.0″ CMOS | 
| Min. Illumination | Color: 0.01 lux (F1.6, AGC ON), 0 lux with IR | 
| Shutter | Auto/Manual, 1 ~ 1/100000s | 
| Adjustment angle | Pan: 0° ~ 360°, Tilt: 0° ~ 80°, Rotate: 0° ~ 360° | 
| S/N | >52dB | 
| WDR | DWDR | 
| Lens | 
| Lens type | 2.8mm | 
| Iris Type | Fixed | 
| Iris | F1.6 | 
| Field of View (H) | 97.0° | 
| Field of View (V) | 52.2° | 
| Field of View (D) | 107.5° | 
| DORI | 
| DORI Distance(Lens) | 2.8mm | 
| DORI Distance(Detect) | 63.0m(206.7ft) | 
| DORI Distance(Observe) | 25.2m(82.7ft) | 
| DORI Distance(Recognize) | 12.6m(41.3ft) | 
| DORI Distance(Identify) | 6.3m(20.7ft) | 
| Illuminator | 
| Illumination Distance(IR) | 30m | 
| Illumination Distance(Warm Light) | 30m | 
| Wavelength | 850nm | 
| IR On/Off Control | Auto/Manual | 
| Video | 
| Video Compression | Ultra 265; H.265; H.264; MJPEG | 
| H.264 Code Profile | Baseline profile, Main profile, High profile | 
| Dual-Stream | Yes | 
| Audio | 
| Audio Compression | G.711A, G.711U, G.726 | 
| Two-Way Audio | Yes | 
| Interface | 
| Alarm Input/Output | 1/1 | 
| Ethernet | 1 RJ45 10M/100M self-adaptive Ethernet Interface | 
| Audio Input/Output | 1/1 (2.0Vpp @ Input, 600Ω) | 
| RS485 | 1 (for Pan/Tilt) | 
| General | 
| Power Supply | 12V DC, ±25%, PoE (IEEE 802.3af) | 
| Power Consumption | Max 12W | 
| Working Temperature | -30°C ~ +60°C (-22°F ~ +140°F) | 
| Working Humidity | Humidity: 95% or less | 
| Ingress Protection | IP67 | 
| Impact Protection | IK10 | 
| Weight | 0.87kg | 
| Dimension | 130mm × 120mm × 260mm |