LG 34U640B-B 34-inch UltraWide WQHD Curved USB-C Monitor

• Multi-window enterprise productivity and office application workflows
• Financial analysis and trading workstations requiring wide screen space
• Software development with code, terminals and documentation side by side
• Content creation requiring broad timelines and application panels
• Data analysis with spreadsheets, dashboards and reference windows
• Customer service desks managing multiple business applications
• Engineering workflows requiring multiple application windows simultaneously
• Remote-workstations using USB-C laptop connectivity and charging
• Multi-PC environments requiring centralized display and peripheral control
• Corporate hot desks requiring flexible laptop and desktop connectivity
• Video and streaming workflows benefiting from high refresh performance
• IT administration desks monitoring multiple tools and dashboards

• 34-inch 21:9 WQHD display expands usable workspace efficiently
• 3440x1440 resolution supports detailed multi-window workflows
• 1800R curved VA panel provides an immersive viewing geometry
• 144Hz refresh rate keeps scrolling and motion visibly fluid
• 5ms response time supports responsive everyday screen interaction
• sRGB 99% coverage supports consistent business color reproduction
• HDR10 compatibility improves supported high-dynamic-range content
• USB-C with 65W PD reduces laptop charging and cable clutter
• Dual HDMI and DisplayPort 1.4 simplify enterprise device connectivity
• Two USB-A downstream ports support connected workstation peripherals
• KVM functionality helps operate two PCs from one monitor setup
• PBP and PIP enable simultaneous viewing of multiple input sources
• LG Switch supports flexible screen splitting and workspace layouts
• Height and tilt adjustment enables ergonomic workstation positioning
• 100x100mm VESA support provides flexible mounting options

• Brand: LG
• Model: 34U640B-B
• Product Type: UltraWide Curved Monitor
• Display Size: 34 inches
• Panel Type: VA
• Aspect Ratio: 21:9
• Resolution: 3440 x 1440 WQHD
• Curvature: 1800R
• Refresh Rate: 144Hz
• Response Time: 5ms (GtG)
• Brightness: 300 cd/m²
• Contrast Ratio: 4000:1
• Color Gamut: sRGB 99%
• HDR: HDR10
• Adaptive Sync: AMD FreeSync Premium
• HDMI: 2 x HDMI
• DisplayPort: 1 x DisplayPort 1.4
• USB Type-C: 1 x USB-C
• USB-C Power Delivery: Up to 65W
• USB Downstream: 2 x USB 3.2 Gen 1
• KVM: Supported
• PBP/PIP: Supported
• Ergonomics: Height and Tilt Adjustable
• VESA Mount: 100 x 100mm
• Compatibility: HDMI, DisplayPort and USB-C devices

WHY CHOOSE THIS PRODUCT?

• More workspace from one display — 21:9 WQHD provides broad horizontal space for side-by-side applications, reducing dependence on dual-monitor setups.
• Simplified laptop deployment — USB-C display, data and 65W Power Delivery can consolidate everyday connectivity around a compatible laptop.
• Efficient multi-PC operation — KVM-oriented functionality and Dual Controller support help users manage multiple systems from a single display environment.
• Strong connectivity for enterprise desks — Two HDMI ports, DisplayPort 1.4 and USB-A downstream ports accommodate diverse workstation hardware.
• Smooth professional workflows — 144Hz refresh and 5ms response support fluid scrolling, application movement, video and interactive workloads.
• Consistent visual output — sRGB 99% typical coverage, HDR10 and factory color calibration support dependable image reproduction.
• Flexible deployment — 100x100mm VESA mounting plus 80mm height and tilt adjustment support desk, arm and ergonomic workstation configurations.
• Better desk utilization — The curved UltraWide format and slender stand provide a wide working canvas while maintaining a streamlined workstation footprint.