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Sales | Tech Support | 830am - 530pm EST (888) 573-2333
Miami Florida Clearwater Florida Tampa Florida Phoenix Arizona
Cortex Security with AI Professional Surveillance


4 Channel HD-TVI DVR

Intelligent Video Inputs: connect 1080p/720p KT HD-TVI or 960H/SD analog to ANY input at any time
- Reuse existing analog cameras or choose any mix of HD/SD on new systems
- Upgrade any analog camera to megapixel at any time
- Superlative HD resolution of 1080p Full HD or 720p HD for amazing image quality
- Useful digital zoom on live view and playback
- Field select 1080p or 720p, 30/25 Hz or 60/50 Hz

Operation over "almost any" wire
- More than 1000 feet on standard RG59 coax
- More than 1500 feet on RG6
- More than 500 feet on UTP (one pair from a Cat5e cable, using optional KA-HDBAL1 balun pair).

Display Live/Record 2.1 Megapixel 1920x1080 (1080p), 1 Megapixel 1280x960 (720p), 960x480 (WD1/960H), 704x480 (SD)
- Real time recording on any/all channels at 1080p, 720p, WD1 or SD resolution
- Playback any/all cameras at up to real time record rate
- Independent configuration for each channel: resolution main/sub-stream, FPS, bit rate, image quality, etc.

Up-the-cable control [UTC] to access compatible camera OSD menus from the DVR PTZ controls (local or remotely)

Triple Technology Recording: Connect 2 additional OMNI-IP Plug-and-Play IP cameras (4+2, 8+2, 16+2) up to 1080p resolution without sacrificing BNC inputs

H.264 Compression for efficient HDD utilization
- Four internal hard drives for up to 24Tb of internal storage, plus eSATA port; (up to 8)
- Up to 8 network disks (8 NAS disks, or 7 NAS disks +1 IP SAN disk)
- Simultaneous high bandwidth recording plus sub-stream recording for reduced bandwidth remote viewing
- Watermarking for validation of recorded video
- Record scheduling per-camera, with HDD quotas, holidays, parameter change on alarm/event

Unique Channel 0 remote stream displays user defined multi-view in the bandwidth of a single channel

Pentaplex Operation (Simultaneous live, recording, playback, archiving and remote viewing)

Easy router setup for remote access: uPnP/NAT automatically sets up port forwarding (router must support/allow uPnP)

HDMI/VGA and CVBS monitor outputs for up to 1080p HD display detail; use either for main or spot/call functions

User friendly GUI with graphical icons, visual indicators and multiple language support
- Easy to use on-screen menus include digital zoom and instant playback of recent video
- Operate using front panel controls, wheel mouse or optional IR remote

Quickly locate and review event video
- Search by date/time, or preview images by pointing along a color coded timeline of record type
- Tag video of interest for easy retrieval or export
- Play based on results of extensive event/alarm log search
- Use "Smart Search" to define an area of interest; the DVR quickly reviews recorded video to list instances of motion in that area for review by the operator

- Use Video Content Analysis event detection on two BNC channel
     - Line crossing (with direction) up to four lines
     - Area intrusion (with loitering time) up to four areas
     - Rapid fast forward can scan quickly between VCA events, yet plays events at normal speed

Digital Zoom with Virtual PTZ in Live & Playback

Privacy masking (4 zones) to block observation of specific areas within the field of view

Audio Inputs (5) and Outputs (2) for recording and/or two way audio

Alarm inputs (16) and outputs (4) to interface with local hardware

Ethernet interface for remote network viewing and control, and to connect IP cameras

Multiple Control Inputs: local mouse/hand held IR remote controller (mouse included); web browser and CMS controls

On-screen PTZ control via mouse or IR remote

USB 2.0 ports on front and one on rear panel for video archive and mouse usage

Free DDNS Service; static IP address is not required for reliable remote access

IE, Chrome, Firefox and Safari browser Web clients

Free Multi-Site Windows and MAC OMNI CMS can display up to 64 live/4 playback views

Remote configuration support from built-in web interface and/or free OMNI CMS program

Free iOS and Android apps:
- Scroll though 16 display live views
- Playback specific cameras by date/time plus easy slider control
- Audio monitoring support
- PTZ and relay control
- Up to 16 camera views from HD tablets (HD app)

KT-TRF4: 4 Ch, No Drive
KT-TRF4/1TB: 4 Ch, 1 TB
KT-TRF4/2TB: 4 Ch, 2 TB
KT-TRF4/4TB: 4 Ch, 4 TB
KT-TRF4/8TB: 4 Ch, 8 TB
KT-TRF4/16TB: 4 Ch, 16 TB

  • Analog EZHD/SD Inputs - 4
  • Analog CVBS Video Input - Up to 960x480,720x480(NTSC); 960x576,720x576(PAL)
  • Adaptive Ports - Input Format Auto Detection, EZHD/SD can be mixed in any combination, at any time
  • Interface - BNC Connector; 1V p-p, 75?
  • Privacy masking - 4 areas programmable in OSD menu
  • Total Cameras Supported - 6

Video Output

  • Main HDMI & VGA - Full HD 1920 x 1080/60Hz; SXGA: 1280 x 1024/60Hz; 720P: 1280 x 720/60Hz; XGA: 1024 x 768/60Hz
  • CVBS Analog BNC - NTSC 704x480 / PAL 704x576; 1V p-p, 75O
  • Display Modes - 1, 2x2, 1+5, 1+7, 3x3, 4x4 split; User Defined Sequence / Alarm Pop-up HDMI/VGA and/or CVBS may be configured as main or call/event monitor


  • Video Compression - Dual Stream: H.264 for Main Stream and Sub-stream
  • Video Bitrate - 32Kb/s~6Mb/s each channel
  • Encoding - Main Stream: 1080p; 720p; WD1; 4CIF; VGA; CIF Sub Stream: WD1; 4CIF; CIF; QVGA; QCIF
  • Frame Rate - Main Stream: 1/16 fps ~ Real time frame rate Sub Stream: 1/16 fps ~ Real time frame rate
  • Quality - 6 levels: Lowest/Lower/Low/Medium/Higher/Highest
  • Mode - Continuous; Motion; Alarm; Motion or alarm, Motion + Alarm
  • Motion Detection - Configurable per camera for area(s), sensitivity and arming schedule programmable by day of week and hour of day
  • Schedule Period - Per day in 1 hour blocks; or 8 time periods per day, each with different record mode; plus holidays
  • Pre- and Post- Event Recording - Pre-record 0~30 seconds; post record 5s~10 minutes


  • Synchronous Playback - 4 channels
  • Playback Resolution - 1080p, 720p, WD1, 4CIF, VGA, CIF, QVGA, QCIF
  • Search Type - Time/Date; motion or log event; Manual Tags; Smart Search for motion events from recorded video
  • Capacity - Up to record rate
  • Playback Controls - Play; Pause; Forward/Reverse; speed control for single~1.8~16X; Slide bar with overview of record type and snapshot display from slider position
  • Digital Zoom During Playback - Supported on Local Displays and CMS
  • Event & Alarm

    • Event Source - MD (Motion Detection), Video Loss, Video Tampering/Exceptions
    • Event Action Schedule - Per day in 1 hour blocks; or 8 time periods per day, each with different record mode; plus holidays
    • Event Action - Buzzer, E-mail, Alarm Full Screen Pop-up, Notify CMS Client
    • MD Area - User selectable grid pattern 22x15 areas with adjustable per camera sensitivity

    System Alarm

    • Alarm Source - HDD Error, HDD Full, LAN Fail/Address Conflict, Illegal login, Video Signal Exception/, Record/Capture exception
    • Alarm Action - Buzzer, E-mail, Notify CMS Client (network permitting)


    • Two-way audio - Audio input pass through to remote web or CMS client; remote audio from web or CMS client pass through to audio output
    • Input / Output - 1ch Input / 1ch Output; RCA, 2V p-p, 1K?


    • Compression - Up to 64Kbps, G.711u
    • Interface - 1Gb/s 1000 Base-T Ethernet RJ-45
    • Addressing - Static IP, DHCP, xDSL support
    • NTP/DST - Supported; choice of time zone, NTP server, DST start/end/offset
    • Protocols Supported - TCP/IP, PPPoE, DHCP, DNS, DDNS, NTP, SMTP, SNMP, NFS, iSCSI, UPnP, HTTPS, KT&C Plug-and-Play (for connected IP Cameras), OMNI Utility Device Discovery
    • NAT - uPnP router NAT/port mapping forwards ports automatically (*Router must support/permit uPnP function)
    • Users - Up to 128 simultaneous connected users
    • DDNS - Simple DDNS free service tracks WAN IP address and HTTP port


    • User IDs - "Admin", plus multiple configurable login IDs
    • User Levels - All rights for "admin"; Per camera per user rights assignment for Operator and User levels
    • User Privilege Control - Local and remote access to Live views, audio, recording, playback, menus, PTZ, alarms, copy, logs, upgrade, reboot

    Storage & Clip copy

    • HDD Storage - 4 SATA HDD up to 4Tb each
    • eSATA - One, on rear panel
    • NAS/SAN - up to 8 network disks (8 NAS disks, or 7 NAS disks +1 IP SAN disk)
    • Copy Type - Multi-Channel or Single Channel File
    • Copy Device - USB 2.0 Drive (3 ports)
    • S.M.A.R.T. - Temperature, duration, error rates, bad sector detection, and more

    Serial & I/O

    • USB 2.0 Ports - One front, one rear for mouse and data I/O
    • RS-485 - One; selectable speed and bit pattern; multiple protocols (Pelco P, Pelco D, others)
    • Up the Cable Control - Multiple protocols, can be sent out of any BNC port to compatible cameras

    >User Controls

    • Local Controls - Front Panel camera, function and navigation buttons; IR Remote; Mouse


    • Web Viewer - Live view, playback and configuration via IE, Chrome, Firefox, Safari (with free plug-in/extension installed)
    • User Rights Control - Per user-per camera for multiple functions
    • Mobile Viewer - iOS and Android supported ; live 1 & 4 camera views; single camera playback; snapshots from live or play; copy clips/record to smartphone; audio support; PTZ control. HD version of app, optimized for tablets, displays up to 16 live view cameras
    • CMS - Free PC and MAC Clients support multiple device viewing, playback (with digital zoom) and configuration; user rights per camera; E-map support; live view up to 64 cameras in 4:3 and 48 cameras in 16:9; up to 16 cameras in playback
    • Event Logging - Multiple types: alarm, exception, operation, information; dozens of sub-types within each major type
    • Firmware Upgrade - From USB or remotely
    • Backup/Restore Configuration - From USB or remotely
    • General Dimension (W x H x D) - 17.5" x 15.3" x 2.7" | 445 x 390 x 70mm
    • Chassis Type - 19" rack-mountable 1.5U chassis
    • Weight without HDDS - 11 lb. / 5Kg
    • Operating Temp - 14F~131F (-10C~55C)
    • Operating Humidity - 10% ~ 90%
    • Voltage - 100~240 VAC 47~63Hz
    • Power - Up to 40W
    • Certifications - FCC, CE, RoHS

    Cortex Security Solutions

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