Монитор HP EliteDisplay S231d, 23" LED IPS LED BLU Notebook Docking Monitor 1920 x 1080, Arsenic-free display glass; Mercury-free display backlights; Low halogen, ENERGY STAR® qualified, 250 cd/m², 1000:1 static; 5000000:1 dynamic, 1 VGA, 2 USB 2.0; 3 USB 3.0 (one upstream, two downstream); 1 audio; 1 headphone/line-out; 1 RJ-45.