Open Box
LG - UltraWide 34" WQHD 144Hz Curved Monitor FreeSync Premium HDR10 (HDMI, DisplayPort, USB-C) - Black - Open Box - Fair
Model: 34U640B-B
SKU: 6685372
Sold byBest Buy
The 34U640B-B LG UltraWide monitor is built to elevate productivity, creativity, and everyday comfort. Its expansive 34" 21:9 UltraWide WQHD (3440×1440) display gives you more room to multitask across multiple windows—reducing clutter and helping you stay focused. A subtle 1800R curve and slim, virtually borderless design create a more natural, distraction-free workspace. A 144Hz refresh rate¹ and 5ms response time keep visuals smooth and clear for video calls, streaming, and gaming. AMD FreeSync Premium reduces tearing and stutter for controlled responsive motion. With up to 99% sRGB coverage and HDR10 support, content appears vibrant and consistent across documents, media, and HDR visuals. Simplify your setup with USB-C connectivity, delivering display, data, and up to 65W laptop charging through a single cable. HDMI, DisplayPort, and dual USB ports make it easy to connect multiple devices while keeping your desk clean and organized. Control two PCs with one monitor, keyboard, and mouse, and move files between systems with simple drag-and-drop—no extra hardware required. The Switch app² enhances productivity by letting you split the screen into up to six sections, customize layouts, or launch video calls instantly with a hotkey. Reader Mode reduces blue light with warmer tones for easier reading and browsing. The slim stand saves desk space, while height and tilt adjustment help you find a comfortable viewing position. One-click mounting makes setup quick and effortless.
Upgrade your desktop setup with a curved 34" 21:9 UltraWide WQHD display that lets you see more at once. Enjoy smooth 144Hz1 visuals, vibrant HDR color, and a sleek, narrow-bezel design—perfect for on-screen multitasking, creativity, and everyday comfort.
The 21:9 UltraWide WQHD (3440×1440) display gives you room to work across multiple apps at once—reducing window switching and improving focus. The subtle 1800R curve follows your natural line of sight for comfortable long sessions, while the sleek design keeps your workspace open, clean, and distraction-free.
Up to 99% sRGB coverage and HDR10 support deliver balanced color and smooth tonal transitions across documents, media, and HDR content.
USB-C connectivity simplifies your setup by handling display, data, and up to 65W laptop charging through a single cable. With DisplayPort and HDMI and two USB ports also on board, it’s easy to connect laptops and peripherals for a cleaner desk and smoother workflows.
Control two PCs with a single monitor, keyboard, and mouse. Easily switch between devices and move files between systems with simple drag-and-drop—streamlining your setup and reducing desk clutter without extra hardware.
The Switch app transforms your screen into a multitasking hub for work, gaming, and streaming. Effortlessly split the screen into up to 6 sections, customize display layouts, or launch video calls with a single hotkey.
Powered by AMD FreeSync Premium certification, this monitor delivers tear-free, ultra-smooth visuals with low latency—so fast motion stays controlled, responsive, and visually precise during gameplay.
With a 144Hz refresh rate and 5ms response time, this UltraWide keeps visuals smooth and clear. Perfect for video calls, streaming, and gaming.
Reader Mode reduces blue light displaying warmer hues and tones ideal for reading documents or browsing for extended periods.
UltraWide's slim stand with a square base helps keep your workspace clean and organized while saving valuable desk space. The 3-side virtually borderless screen with tilt and height adjustability makes it easy to dial in a comfortable viewing position, and one-click mounting allows for quick, and easy setup.
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