NVR501-04B - Uniview USA - Leader of AIoT Solution

NVR501-04B

NVR501-08B

NVR501-16B

Decoding

Decoding Format

Ultra 265, H.265, H.264

Decoding Capability

Ultra 265/H.265: 2 x 16MP@30, 2 x 12MP@30, 4 x 4K@30
H.264: 2 x 16MP(4800*2688)@30, 2 x 12MP@30, 2 x 4K@30, 4 x 5MP@30

Ultra 265/H.265: 2 x 16MP@30, 2 x 12MP@30, 4 x 4K@30, 6 x 5MP@30, 8 x 4MP@30
H.264: 2 x 16MP(4800*2688)@30, 2 x 12MP@30, 2 x 4K@30, 4 x 5MP@30, 6 x 4MP@30, 8 x 3MP@30

Ultra 265/H.265: 2 x 16MP@30, 2 x 12MP@30, 4 x 4K@30, 6 x 5MP@30, 8 x 4MP@30, 10 x 3MP@30, 16 x 1080P@30
H.264: 2 x 16MP(4800*2688)@30, 2 x 12MP@30, 2 x 4K@30, 4 x 5MP@30, 6 x 4MP@30, 8 x 3MP@30, 14 x 1080P@30, 16 x 720P@30

Decoding Capability Description

The resolution of each channel cannot exceed 8192 pixels in length and 4096 pixels in width

Audio Compression

G.711A, G.711U

Network

Incoming Bandwidth

80 Mbps

Outgoing Bandwidth

64 Mbps

Remote Users

128

Protocols

TCP/IP, P2P, UPnP, NTP, DHCP, PPPoE, HTTP, HTTPS, DNS, DDNS, SNMP, SMTP, RTSP, IPv6, IPv4

Browser (Plugin)

IE10, IE11, Chrome 45+, Edge 79+, Firefox 52+

Video/Audio Input

IP Video Input

4-ch

8-ch

16-ch

RCA Audio Input

1-ch

Video/Audio Output

HDMI Output

4K (3840 × 2160)/30 Hz, 1920 × 1080/60 Hz, 1920 × 1080/50 Hz, 1600 × 1200/60 Hz, 1280 × 1024/60 Hz, 1280 × 720/60 Hz, 1024 × 768/60 Hz

VGA Output

1920 × 1080/60 Hz, 1920 × 1080/50 Hz, 1600 × 1200/60 Hz, 1280 × 1024/60 Hz, 1280 × 720/60 Hz, 1024 × 768/60 Hz

RCA Audio Output

1-ch

Liveview Display

1/4

1/4/6/8/9

1/4/6/8/9/16

Corridor Mode Screen

3/4

3/4/5/7/9

3/4/5/7/9/10/12/16

Two-way Audio

1-ch, RCA (Using the audio input and output)

Snapshot

FTP/Schedule/Event Snapshot

4-ch snapshot (max. D1 (720 × 576) video resolution, with D1 snapshot resolution)

Recording

Recording Resolution

16 MP/12 MP/8 MP/6 MP/5 MP/4 MP/3 MP/1080P/960P/720P/D1/2CIF/CIF

Synchronous Playback in Local

4-ch

8-ch

16-ch

Smart Function

Smart by IPC

Total 4-ch(Face Detection, SIP, UMD)

Total 8-ch(Face Detection, SIP, UMD)

VCA Search

Motor Vehicle Search, Non-Motor Vehicle Search, Human Body Search, General Search, People Counting Report

Alarm

General Alarm

Defocus Detection, Scene Change Detection, Object Left Behind, Object Removed, Auto Tracking, Motion Detection, 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

GUI Language

38 languages: Simplified Chinese, Traditional Chinese, English, Vietnamese, Thai, Turkish, Spanish (Latin America), Portuguese (Brazil), Spanish, Portuguese, French, German, Italian, Dutch, Polish, Czech, Hungarian, Slovak, Russian, Hebrew, Arabic, Ukrainian, Estonian, Bulgarian, Greek, Romanian, Danish, Swedish, Norwegian, Finnish, Croatian, Slovenia, Serbia, Korean, Japanese, Latvian, Lithuanian, Persian

Hard Disk

SATA

1 SATA Interface

Capacity

Up to 24 TB for each HDD (The maximum HDD capacity varies with environment temperature and hard disk size, The environment temperature for use should not exceed 40°C)

External Interface

Network Interface

1 RJ45 10 M/100 M self-adaptive Ethernet Interface

USB

Rear panel: 1 × USB2.0, 1 × USB3.0

RS485

N/A

RS232

N/A

Alarm In

N/A

Alarm Out

N/A

Power Supply

DC 12 V/2 A

Working Environment

Working Temperature

-10 ℃ to 55 ℃ (14 ℉ to 131 ℉)

Working Humidity

≤ 90% RH (non-condensing)

Power Consumption (without HDD)

≤ 6W

Dimensions

Weight (without HDD)

≤ 0.98Kg (2.16lb)

Dimensions

260mm × 222mm × 47mm (10.2"×8.7"×1.8")

Certification

CE; FCC; UL; RoHS; WEEE

EN 55032, EN 61000-3-3, EN IEC 61000-3-2, EN 55035

FCC

Part15 Subpart B

Datasheet
HD Image
Quick Guide
Dimensions
Firmware

Class	Date	Title	Language	Type	Preview	Download
Datasheet	2026/6/2 20:30:27	UNV NVR501-B Series Network Video Recorder.pdf	English	pdf	Preview	Download
Datasheet	2026/6/2 20:30:27	UNV NVR501-B Series Network Video Recorder.pdf	English	pdf	Preview	Download

Class	Date	Title	Type	Download
HD Image	2026/2/12 3:22:28	NVR501-04B_HD_Image_1.png	png	Download
HD Image	2026/2/12 3:22:28	NVR501-04B_HD_Image_2.png	png	Download
HD Image	2026/2/12 3:22:28	NVR501-04B_HD_Image_3.png	png	Download

Class	Date	Title	Language	Type	Preview	Download
Quick Guide	2026/5/2 5:05:48	Quick Guide.pdf	English	pdf	Preview	Download

Class	Date	Title	Download
Dimensions	2026/2/12 3:22:28	NVR501-04B_Dimensions_1.png	Download

Title	Language	Type	Download
NVR501_04_08_16B_04_08_16B_P-B3613.41.17.250108 Release Notes.pdf	English	pdf	Download
NVR501_04_08_16B_04_08_16B_P-B3613.41.17.250108.zip	English	zip	Download

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