Resolution 1920 x 1080 General Lenovo L22e-30(A21215FL0)21.5inch Monitor-HDMI Supported Operating Systems OS Independent Weight without Package 3.03 kg, 6.68 lbs Weight with Package 4.59 kg, 10.12 lbs Weight Head Only 2.39 kg, 5.27 lbs Thin Client Support (Tiny) Yes TCO Edge 2.0 Software/Driver Yes (Lenovo Artery 2.0) Power Consumption 15W Typ, 19W Max, 0.3W Sleep, 0.3W Power Off Optional Soundbar Support Yes Near Edgeless 3-side NearEdgeless Kensington Lock Yes Head only Dimensions 45.5 x 296.8 x 489.3 mm, 1.79 x 11.69 x 19.26 inches Eye Caring Yes Color Support 16.7 Million Color Coverage 72% NTSC Connection Type 1 x HDMI 1.4, 1 x VGA, 1 x Audio Out (3.5mm) Refresh Rate 75Hz