Asus VP239H-P 23" IPS Panel 5ms Frameless Widescreen LCD/LED Monitor, VESA Mountable, Built-in Speaker, Advanced Eye Care Feature, HDMI D-Sub DVI-D 1920 x 1080, 5ms (GTG), brightness 250 cd/M2 Hdmi D-Sub DVI-D Asus SMART contrast ratio 80, 000, 000: 1 Vesa wall mounting: 100mm x 100mm Asus Eye Care with ultra Low-blue light & flicker-free