Lightning-fast 0.5ms response time with ASUS Extreme. Low Motion Blur ASUS VG278QF is the fastest in its class boasting a 0.5ms response time to eliminate smearing & motion blur. This lets you react instantly to what you see onscreen especially in fast paced games – allowing you to take corners like a pro race car driver or get that headshot like a seasoned pro. There's also the ASUS Extreme Low Motion Blur (ELMB) Technology to make objects in motion look even sharper so gameplay is more fluid & responsive. Incredible 165 Hz refresh rate With an astonishing 165 Hz refresh rate fast-moving visuals pose no problem for VG278QF. There's no frustrating lag so you get the upper hand in first person shooters racers real-time strategy & sports titles. Adaptive-Sync technology for smooth gameplay VG278QF features Adaptive-Sync (Free Sync) technology – it eliminates screen tearing & choppy frame rates to give you seamless visuals & smooth gameplay. Game Fast Input Technology – because milliseconds count Input lag on an LCD monitor is typically much lower than a TV & ASUS VG278QF features Game Fast Input Technology to further 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..