This is a Geek Squad Certified Open Box Product. See below for more information. Experience ultra-smooth gameplay with Acer Nitro 23.8" gaming monitor. Featuring 1920 x 1080 resolution, 200Hz refresh rate, and 0.5ms (GTG) response time, this monitor simply stuns you with rich visuals. This monitor boasts EyeProtect with flicker-less, blue light filter, ComfyView, and low-dimming technology to minimize eye strain.