A, and TCO27QXB. Carrying forward Taichi's pursuit of exceptional performance, refined craftsmanship, and distinctive aesthetics, the lineup incorporates next-generation OLED technologies to deliver enhanced brightness, efficiency, and longevity. Taichi signature lighting, precise factory calibration, AMD FreeSync Premium Pro, integrated KVM functionality, USB Type-C with 65W Power Delivery, and high-bandwidth HDMI 2.1 and DisplayPort 2.1 connectivity bring together outstanding visuals, powerful performance, and comprehensive functionality. The TCO27USA features a 27-inch 4K UHD Penta Tandem OLED panel that brings fine details to life with exceptional clarity. Its 240Hz refresh rate balances high-resolution visuals with smooth motion, while VESA DisplayHDR True Black 400 certification attests to its deep blacks and finely rendered contrast. From high-fidelity gaming and entertainment to professional content creation, the TCO27USA delivers a refined and immersive viewing experience. Beyond its display performance, the rear housing incorporates Taichi's signature dual-lighting design, giving the monitor a distinctive identity and refined finish. The TCO27QXA features a 27-inch QHD QD-OLED panel with a refresh rate of up to 500Hz, engineered for users who demand exceptional speed and responsiveness. The exceptionally high refresh rate keeps fast-moving objects clear while delivering fluid motion and immediate visual feedback. VESA DisplayHDR True Black 500 certification further validates its deep-black and high-contrast performance, allowing uncompromising speed and impressive OLED picture quality to coexist. The TCO27QXB features a 27-inch Tandem WOLED panel with two selectable display modes: QHD at 540Hz and HD at 720Hz. Users can choose QHD at 540Hz for an ideal balance of visual clarity and high-speed performance, or switch to HD at 720Hz for an even higher refresh rate. This flexibility accommodates both high-fidelity gaming and speed-focused competitive play.