UNV - EK-S31P4T44-V3 - 4-Channel NVR with 4 x 4MP Fixed Dome Network Cameras

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Product Overview

The Uniview EK-S31P4T44T1-V3 is a 4-channel plug-and-play IP surveillance kit with an NVR301-04S3-P4 recorder and four EC-T4F28M-V3 4MP turret cameras. The NVR provides four independent PoE ports, 4K HDMI output, Ultra 265/H.265/H.264 recording, and AI-enabled detection functions. The cameras feature fixed 2.8mm lenses, Smart IR up to 30m, built-in microphones, 120dB WDR, and IP67 protection; no HDD is included.

 

Key Configuration

Model: EK-S31P4T44T1-V3 | System Capacity: 4 channels | Included Cameras: 4 × EC-T4F28M-V3, 4MP turret cameras, 2.8mm lenses | Recorder: NVR301-04S3-P4, 4-channel NVR with 4 PoE ports | Recording: Up to 8MP, 1 SATA bay up to 8TB | Storage: HDD not included | Protection: IP67 camera housings

 

Key Features

  • · Complete 4-channel IP surveillance kit with four included 4MP turret cameras
  • · NVR provides four independent PoE ports for plug-and-play installation
  • · EC-T4F28M-V3 cameras use 2.8mm lenses with a 101.5° horizontal field of view
  • · Cameras provide 4MP video at up to 20 fps
  • · Smart IR illumination reaches up to 30m
  • · Supports face, intrusion, cross-line, enter-area, leave-area, audio, and Ultra Motion Detection
  • · NVR supports Ultra 265, H.265, and H.264 decoding and recording
  • · 4K HDMI and VGA outputs support simultaneous local display
  • · Built-in microphones provide audio capture at each camera
  • · IP67 camera housings support outdoor installation and 2D/3D noise reduction improves image clarity

 

Technical Context

The NVR's four PoE interfaces carry power and network data over individual Ethernet connections, simplifying system deployment. Ultra 265 and H.265 compression help reduce bandwidth and storage requirements, while camera-based smart detection provides event monitoring for faces, people, intrusion, line crossing, audio, and motion. The NVR supports one SATA drive up to 8TB, but the HDD must be installed separately.

 

Installation Notes

Connect the four EC-T4F28M-V3 cameras to the NVR's PoE ports and install a compatible SATA HDD before recording. The cameras operate from -30°C to 60°C, support 12V DC or PoE IEEE 802.3af, and provide IP67 protection for outdoor use. HDD is not included.

Product Information
Product ModelEK-S31P4T44T1-V3
System Configuration4-channel PoE NVR with 4 × 4MP IP turret cameras
Hard Disk ConfigurationNo HDD included
NVR Specifications
NVR ModelNVR301-04S3-P4
IP Video Input4 channels
Incoming Bandwidth64 Mbps
Outgoing Bandwidth48 Mbps
Remote UsersUp to 128
ProtocolsTCP/IP, P2P, UPnP, NTP, DHCP, PPPoE, HTTP, HTTPS, DNS, DDNS, SMTP, RTSP
Video CompressionUltra 265, H.265, H.264
Recording Resolution4K, 5MP, 4MP, 3MP, 1080p, 960p, 720p, D1, 2CIF, CIF
HDMI OutputUp to 4K (3840 × 2160) at 30 Hz
VGA Output1920 × 1080, 1600 × 1200, 1280 × 1024, 1280 × 720, and 1024 × 768 at supported refresh rates
Display OutputHDMI and VGA simultaneous output
Audio Output1-channel RCA
Audio CompressionG.711A, G.711U
Synchronous Playback4 channels
Live View Display1/4
Corridor Mode Screen3/4
NVR Storage and PoE
SATA Interface1 SATA interface
Supported HDD CapacityUp to 8 TB per disk
No HDD is included with this configuration.
PoE Interfaces4 × RJ-45 10/100 Mbps self-adaptive Ethernet interfaces
Maximum PoE Power30 W per port
54 W total
PoE StandardsIEEE 802.3at, IEEE 802.3af
ANRSupported for improved recording reliability during network interruptions
Cloud UpgradeSupported
NVR Smart Functions
VCA Detection by CameraFace detection, intrusion detection, cross-line detection, enter area, leave area, audio detection, and Ultra Motion Detection (UMD)
VCA SearchFace search and behavior search
General AlarmsMotion, tampering, human body detection, video loss, and alarm input
System AlertsIP conflict, network disconnection, disk offline, disk abnormality, illegal access, low disk space, full disk, and recording/snapshot abnormality
IP Camera Specifications
Camera ModelEC-T4F28M-V3
Camera Quantity4 cameras
Image Sensor1/2.9" 4.0MP progressive-scan CMOS
Resolution4MP (2560 × 1440) at up to 20 fps
3MP (2304 × 1296) at up to 30 fps
1080p at up to 30 fps
720p at up to 30 fps
Lens2.8 mm fixed lens, F2.0
Field of ViewHorizontal: 101.5°
Vertical: 55.6°
Diagonal: 111.6°
Day/NightIR-cut filter with automatic switching
Minimum Illumination0.01 lux in color mode, F2.0, AGC on
0 lux with IR illumination
WDR120 dB
ShutterAuto / Manual, 1–1/100,000 s
Adjustment AnglePan: 0°–360°
Tilt: 0°–75°
Rotate: 0°–360°
S/N Ratio>52 dB
Camera Night Vision and DORI
IR RangeUp to 30 m (98 ft)
IR Wavelength850 nm
IR ControlAuto / Manual
DORI - Detect63.0 m
DORI - Observe25.2 m
DORI - Recognize12.6 m
DORI - Identify6.3 m
Camera Video and Image Features
Video CompressionUltra 265, H.265, H.264, MJPEG
H.264 ProfilesBaseline, Main, High
Video StreamsDual streams
Video Bit Rate128 Kbps–6144 Kbps
ROIUp to 8 areas
OSDUp to 4 OSD areas
Privacy MaskingUp to 4 areas
Image FunctionsAuto/outdoor/fine-tune/sodium lamp/locked/Auto2 white balance, 2D/3D DNR, HLC, BLC, digital defog, and image flip
Camera Network and Storage
Network Interface1 × RJ-45 10/100 Mbps Base-TX Ethernet
Network ProtocolsIPv4, IGMP, ICMP, ARP, TCP, UDP, DHCP, RTP, RTSP, RTCP, RTMP, DNS, DDNS, NTP, FTP, UPnP, HTTP, HTTPS, SMTP, QoS, SSL/TLS, SNMP
InteroperabilityONVIF Profiles S/G/T, API, SDK
Edge StorageMicroSD card up to 128 GB
Network StorageANR and NAS (NFS)
AudioBuilt-in microphone
Built-in speaker: Not available
Alarm I/ONot available
Serial PortNot available
Camera Mechanical and Environmental
Power Supply12 VDC ±25% or PoE IEEE 802.3af
Power ConsumptionMaximum 4.0 W
Power InterfaceØ5.5 mm coaxial power plug
MaterialMetal and plastic
Ingress ProtectionIP67
Operating Temperature-30°C to 60°C (-22°F to 140°F)
Operating Humidity≤95% RH, non-condensing
Storage Temperature-30°C to 60°C (-22°F to 140°F)
Storage Humidity≤95% RH, non-condensing
DimensionsØ126 × 94 mm
Ø5.0 × 3.7 in
Weight0.30 kg (0.66 lb) per camera
Surge Protection4 kV
Certifications
NVR CertificationsCE, FCC, UL, RoHS, WEEE
Camera CertificationsCE-EMC, FCC, CE-LVD, CB, UL/CUL, CE-RoHS, WEEE
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