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SAMSUNG 34″ CJ79 UltraWide Curved Monitor 2K 100Hz Thunderbolt Speaker PIP PBP sRGB

Product Code: LC34J791WTMXUE SKU: PCK11641 Categories: , , ,

Out of stock

Two Thunderbolt™ 3 ports
Fast 100 Hz Refresh Rate
Height Adjustable Stand
Picture-by-Picture (PBP)
Picture-in-Picture (PIP)
Charges devices (up to 85W)
Built-in 7-watt stereo speakers
Ultra-Wide Screen 21:9 aspect ratio
Resolution 3,440 x 1,440
125%‡ sRGB color space
Response Time 4(GTG)
Quantum Dot Color
Panel Type VA
Wall Mount

Connect to Infinite Possibilities

Connect to Infinite Possibilities

Thunderbolt™ 3

The CJ79 features two Thunderbolt™ 3 ports to connect compatible Macs and PCs. Thunderbolt™ 3 transmits video and data at speeds of up to 40Gbps — 8 times faster than USB 3.0 — and simultaneously charges devices (up to 85W), all over a single cable.

Thunderbolt™ 3

Curved for Comfort

The curved screen is engineered to follow the natural curve of your eyes for a more immersive and comfortable viewing experience. Studies by Harvard Medical School and Seoul National University Hospital found the screen reduced eyestrain in users compared to flat screens and less curved monitors.

Curved for Comfort

34” Ultra-Wide Screen

The 34’’ ultra-wide curved display with its 21:9 aspect ratio provides all the workspace you need to multi-task efficiently and in comfort. Forget about inconvenient dual monitor set ups and experience truly seamless multitasking on a single screen.

34” Ultra-Wide Screen


Picture-by-Picture (PBP) lets you display to two sources onscreen at their native resolution. And for optimal multi-tasking, with Picture-in-Picture (PIP) you can resize the second source to up to 25% of the screen and position it anywhere.

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Quantum Dot Color

Supporting up to 125%‡ sRGB color space, Quantum Dot technology delivers not only more hues than conventional monitors but also colors that are brighter, crisper, and more natural — especially reds and greens. And every monitor is factory calibrated to ensure the most accurate and life-like images

3000:1 Contrast Ratio

Samsung’s VA panel technology provides a 3000:1 contrast ratio that delivers deeper blacks, brilliant whites, and richer colors for clearer, more vibrant images.

3000:1 Contrast Ratio

AMD FreeSync

AMD FreeSync synchronizes the refresh rates of your graphics card and the CJ79 to minimize image tearing and stutter. The smoother transition between image frames provides seamless gameplay and video playback for uninterrupted viewing.

Fast 100 Hz Refresh Rate

The fast 100 Hz screen refresh rate provides smoother, silkier mouse sensitivity for enhanced productivity in any application. It also reduces screen stutter in fast-moving action scenes for a flawless gaming experience.

Fast 100 Hz Refresh Rate

Stylish Design

With its curved screen bezeless on three sides for enhanced viewing and its rear panel — finished in glossy white and curving horizontally and vertically — neatly concealing cables, the CJ79’s slim and striking profile is the perfect complement to any Thunderbolt 3 Mac or PC.

Stylish Design

Multiple Inputs

Two Thunderbolt 3 ports as well as, DP, HDMI and USB inputs, the CJ79 provide multiple connection options for PCs, consoles, and external devices. And the built-in 7-watt stereo speakers offer an enhanced entertainment experiences when viewing videos and playing games.

Multiple Inputs
SKU: PCK11641 Categories: , , ,
Brand Name


Curvature type


Display Type


Adaptive Sync



3.5mm, Adobe RGB, Height adjustment, PBP, PIP, Speakers, sRGB, Wall-Mount

Monitor Type



Audio, DisplayPort 1.2, HDMI 2.0, Thunderbolt 3, USB 3.0

Refresh Rate



2k, Ultra WQHD 3440×1440

Response Time


Screen Size

34 inch

Width Type



  • Screen Size (Inch)34.0
  • Screen Size (cm)86.4
  • Screen Size (Class)34
  • Flat / CurvedCurved
  • Active Display Size (HxV) (mm)797.22mm x 333.72mm
  • Screen Curvature1500R
  • Aspect Ratio21:9
  • Panel TypeVA
  • Brightness (Typical, cd/m2)300cd/m2
  • Peak Brightness (Typical)N/A
  • Brightness (Min, cd/m2)250cd/m2
  • Contrast Ratio Static3000:1(Typ),2400:1(Min)
  • Dynamic Contrast RatioMega
  • HDR(High Dynamic Range)N/A
  • Resolution3,440 x 1,440
  • Response Time4(GTG)
  • Viewing Angle (H/V)178/178
  • Color Support16.7M
  • Color Gamut (NTSC 1976)88%
  • Color Gamut (DCI Coverage)92%
  • sRGB Coverage125%(Typ.), 120%(Min)
  • Adobe RGB Coverage92%
  • Refresh Rate100Hz

General Feature

  • Samsung MagicAngleN/A
  • Samsung MagicBrightYes
  • Samsung MagicUpscaleYes
  • Samsung MagicRotation AutoN/A
  • Eco Saving PlusYes
  • Eco Motion SensorN/A
  • Eco Light SensorN/A
  • 0.00 W Off modeN/A
  • Eye Saver ModeYes
  • Flicker FreeYes
  • Picture-In-PictureYes
  • Picture-By-PictureYes
  • Active Crystal ColorN/A
  • Quantum Dot ColorYes
  • Game ModeYes
  • Image SizeYes
  • USB Super ChargingN/A
  • Daisy ChainYes (Thunderbolt)
  • Easy Setting BoxYes
  • Windows CertificationWindows10.0
  • FreeSyncYes
  • FreeSync 2N/A
  • Smart Eco SavingN/A
  • Off Timer PlusN/A
  • Smartphone Wireless ChargingN/A
  • Game Color ModeN/A
  • Screen Size OptimizerN/A
  • Black EqualizerN/A
  • Low Input Lag ModeN/A
  • Refresh Rate OptimizorN/A
  • Custom KeyN/A
  • Super Arena Gaming UXN/A
  • Sound Interactive LED LightingN/A


  • Wireless DisplayNo
  • D-SubNo
  • DVINo
  • Dual Link DVINo
  • Display Port1 EA
  • Display Port Version1.2
  • Display Port OutNo
  • Display Port Out VersionN/A
  • Mini-Display PortNo
  • HDMI1 EA
  • HDMI Version2.0
  • Audio InNo
  • HeadphoneYes
  • USB Ports2
  • USB Hub Version3
  • USB-CNo
  • USB-C Charging PowerN/A
  • Thunderbolt 32 EA
  • Thunderbolt 3 Charging Power (Port 1)85W
  • Thunderbolt 3 Charging Power (Port 2)15W
  • Ethernet (LAN)N/A


  • SpeakerStereo
  • USB Sound Bar (Ready)No

Operation Conditions

  • Temperature10~40 ℃
  • Humidity10~80,non-condensing


  • Factory TunningYes
  • Built in Calibration EngineN/A
  • LUT(Look-up Table) Bit DepthN/A
  • Gray BalanceN/A
  • Uniformity CorrectionN/A
  • Color ModeN/A
  • CMS(Color Management Software)N/A
  • Factory Calibration ReportN/A


  • ColorGray
  • Stand TypeHAS
  • HAS (Height Adjustable Stand, mm)100.0 ± 5.0 mm
  • TiltHAS TOP : -14˚(±4˚) ~ 22˚(±4˚), HAS DOWN : -2˚(±4˚) ~ 34˚(±4˚)
  • SwivelN/A
  • PivotN/A
  • Wall Mount100 x 100


  • Energy Efficiency ClassN/A
  • Recycled PlasticN/A


  • Power SupplyAC 100~240V
  • Power Consumption (Max, W)180 W
  • Power Consumption (Typ)N/A
  • Power Consumption (DPMS, W)Less than 0.5(HDMI/DP Input Condition)
  • Power Consumption (Off Mode, W)Less than 0.3 W
  • Power Consumption (Yearly)N/A
  • TypeExternal Adaptor


  • Set Dimension with Stand (WxHxD, mm)808.7 x 516.0 x 309.4 mm
  • Set Dimension without Stand (WxHxD, mm)808.7 x 362.8 x 167.0 mm
  • Package Dimension (WxHxD, mm)896.0 x 589.0 x 371.0 mm


  • Set Weight with Stand (kg)7.7 kg
  • Set Weight without Stand (kg)6.3 kg
  • Package Weight (kg)13.9 kg


  • Power Cable Length1.5 m
  • D-Sub CableN/A
  • DVI CableN/A
  • HDMI CableYes
  • HDMI to DVI CableN/A
  • DP CableN/A
  • USB Type-C CableN/A
  • Thunderbolt 3 CableYes
  • Mini-Display GenderN/A
  • Install CDN/A
  • Quick Setup GuideYes
  • Clean ClothN/A


  • DisclaimerN/A