The LG 27U421A-B is a 27-inch Full HD curved monitor featuring a 1920 x 1080 resolution VA panel with a 1500R curvature, delivering an immersive viewing experience suited for work and everyday computing. The 100Hz refresh rate provides smooth visuals, while the 5ms response time keeps motion clear and fluid.

The monitor supports HDR10 and covers 99% of the sRGB color gamut, ensuring vivid, accurate color reproduction. USB Type-C connectivity with 15W Power Delivery allows you to connect and charge compatible laptops or devices with a single cable. An HDMI input and a 3.5mm audio output round out the connectivity options. The display is VESA mount compatible (100x100) and supports tilt adjustment for ergonomic positioning.

LG's Flicker Safe technology reduces screen flicker to minimize eye strain during extended use, while Reader Mode adjusts the color temperature to reduce blue light. LG Switch enables easy input switching between connected devices. The monitor weighs 8.2 lbs with the stand and measures 24 x 6.7 x 17.8 inches assembled.