The world's biggest and fastest 4K FreeSync 2 HDR gaming monitor
ROG Strix XG438Q is an HDR gaming monitor that offers the perfect balance of smooth visuals and high contrast HDR performance for incredibly immersive gameplay. It features a 43-inch 4K panel with an astonishing 120Hz refresh rate, high dynamic range (HDR) technology with 90% DCI-P3 professional color gamut coverage and exceptional contrast for DisplayHDR™ 600 certification, plus support for AMD Radeon™ FreeSync™ 2 HDR technology. ROG Strix XG438Q also includes GameFast Input technology for more responsive, lag-free control that heightens the gameplay experience and gives you an edge against your opponents.
Big-Screen Gaming and Entertainment
Loaded with gaming features, the 43-inch ROG Strix XG438Q offers a more immersive big-screen experience without sacrificing the high refresh rate and variable refresh tech usually only found in smaller panels.
Remote control
ROG Strix XG438Q comes with a remote control that lets you adjust display settings — such as brightness, contrast and the input signal — from a distance.
ANTI-GLARE SCREEN
An anti-glare screen makes it easier to see on-screen content in changing indoor lighting conditions, providing a better viewing experience when playing video games and watching movies.
ENHANCED AUDIO WITH SONICMASTER
ROG Strix XG438Q features two built-in 10W stereo speakers and exclusive ASUS SonicMaster technology to deliver incredible audio fidelity for rich, satisfying sound.
GameFast Input Technology
ROG Strix XG438Q features GameFast Input Technology to minimize input lag. This technology provides much faster motion delivery so you'll always be up to speed with in-game action at the precise timing you need to respond as quickly as is needed.
FAST 120HZ REFRESH RATE
ROG Strix XG438Q offers an ultrafast 120Hz refresh rate, ensuring that even the fastest-paced games played at the highest visual settings remain buttery-smooth and completely lag-free.
Radeon freesync™ 2 HDR FOR SMOOTH Gameplay
ROG Strix XG438Q features freesync™ 2 HDR technology that delivers buttery-smooth visuals with low latency and better brightness and contrast. freesync 2 stipulates low-latency processing for both standard and HDR content, eliminating the input lag typically associated with HDR content.
High Dynamic Range (HDR) with DCI-P3 90% and DisplayHDR™ 600
ROG Strix XG438Q supports HDR technology across a range of luminance (up to 600cd/m2) to deliver a wider color range and higher contrast than traditional monitors. The brightest whites and the darkest blacks bring out details like never before. ROG Strix XG438Q also delivers DCI-P3 90% color gamut and contrast performance that meets the requirement for DisplayHDR™ 600 certification.
ASUS AURA LIGHTING
With exclusive ASUS Aura Sync lighting technology, ROG Strix XG438Q provides ambient lighting that can be synchronized with other Aura-enabled components and peripherals.
Install Aura Sync on Monitor
Install the latest Aura Sync software 
Plug the USB cable to the system, then plug the other side of USB upstream port on monitor 
Open the OSD menu, select: System Setup → Aura Sync → On
PICTURE-IN-PICTURE
AND PICTURE-BY-PICTURE HOTKEYS
ROG Strix XG438Q supports picture-in-picture mode with a main screen and inset window, along with a picture-by-picture mode that divides the monitor into segments, giving you the option to view multiple sources simultaneously.
Shadow Boost Technology
ASUS Shadow Boost technology clarifies dark areas of the game world without overexposing brighter areas, improving overall viewing while also making it easier to spot enemies hidden in dark areas of the map.
