UNV NVR301-S3 series 1 HDD 4-ch 1U Network Video Recorder

NVR301-S3 Series 1 HDD 4-Channel 1U Network Video Recorder

The NVR301-S3 Series is a high-performance 4-channel 1U Network Video Recorder designed for small to medium-scale surveillance systems. With support for up to 1 HDD and advanced decoding capabilities, it delivers reliable and efficient video management in Ultra 265, H.265, and H.264 formats.

Key Features:

Decoding & Video Management

• Decoding Formats: Ultra 265, H.265, H.264

• Decoding Capability:

  • 1 × 4K @ 30 fps

  • 4 × 5MP @ 25 fps

  • 4 × 4MP @ 25 fps

  • 4 × 3MP @ 25 fps

  • 6 × 1080P @ 30 fps

  • 8 × 720P @ 30 fps

  • 16 × D1 @ 25 fps

• Resolution Limits: Each channel supports up to 4000 × 3000 pixels

• Audio Compression: G.711A, G.711U

Video/Audio Input & Output

• IP Video Input: 4 channels

• HDMI Output Resolutions:

  • 3840 × 2160 @ 30 Hz

  • 1920 × 1080 @ 60/50 Hz

  • 1600 × 1200 / 1280 × 1024 / 1280 × 720 / 1024 × 768 @ 60 Hz

• VGA Output Resolutions:

  • 1920 × 1080 @ 60/50 Hz

  • 1600 × 1200 / 1280 × 1024 / 1280 × 720 / 1024 × 768 @ 60 Hz

• Audio Output: 1 × 3.5mm

• Live View Display Options: 1/4

• Corridor Mode Display Options: 3/4

Snapshot & Recording

• Snapshot: 1 channel, max D1 (720 × 576) resolution, via FTP/Schedule/Event

• Recording Resolutions:
  8MP, 6MP, 5MP, 4MP, 3MP, 1080P, 960P, 720P, D1, 2CIF, CIF

• Synchronous Playback: 4 channels

Smart Functions

• VCA Detection (via IPC):

  • Face Detection

  • SIP (Intrusion Detection, Cross Line Detection, Enter/Leave Area)

  • Ultra Motion Detection (UMD)

• Smart Analytics: Up to 4 channels (Face Detection, SIP, UMD)

• VCA Search: Behavior Search

• Snapshot Records Capacity: Up to 2 million face snapshots

Alarm & Notifications

• General Alarms:

  • Auto Tracking

  • Motion Detection

  • Tampering

  • Human Body Detection

  • Video Loss

  • Audio Detection

• Alert Alarms:

  • IP Conflict

  • Network Disconnected

  • Disk Offline/Abnormal

  • Illegal Access

  • Hard Disk Space Low/Full

  • Recording/Snapshot Abnormal

Network & Remote Access

• Incoming Bandwidth: 64 Mbps

• Outgoing Bandwidth: 48 Mbps

• Supported Protocols: TCP/IP, P2P, UPnP, NTP, DHCP, PPPoE, HTTP, HTTPS, DNS, DDNS, SMTP, RTSP, IPv4

• Remote Users: Up to 128

• Browser Compatibility (Plugin): IE10, IE11, Chrome 45+, Edge 79+, Firefox 52+

Storage

• HDD Bays: 1 × SATA interface

• Capacity: Supports up to 10 TB per HDD (dependent on environmental conditions and drive size)

External Interfaces

• Network: 1 × RJ45 10M/100M self-adaptive Ethernet port

• USB Ports: 2 × USB 2.0 (rear panel)

Power & Environmental

• Power Supply: DC 12V / 2A

• Power Consumption (without HDD): ≤ 5W

• Working Temperature: -10°C to 55°C (14°F to 131°F)

• Working Humidity: ≤ 90% RH (non-condensing)

Physical Characteristics

• Dimensions: 260 × 240 × 46 mm (10.2" × 9.4" × 1.8")

• Weight (without HDD): ≤ 0.98 kg (2.16 lb)

Language & Compliance

• GUI Languages: 21 languages including English, Spanish, French, Arabic, Russian, and more

• Certifications: CE, FCC, UL, RoHS, WEEE

• Compliance Standards:

  • CE: EN 55032, EN 61000-3-3, EN IEC 61000-3-2, EN 55035

  • FCC: Part 15 Subpart B

The NVR301-S3 Series offers a feature-rich, compact, and cost-effective solution for professional surveillance environments, combining powerful decoding performance with smart analytics, remote access, and flexible recording options.