About Your Monitor | 11* Headphone usage is not supported for the audio line out connector.Monitor SpecificationsFlat Panel Specifications6 USB downstream port HDMI sourceConnect your USB device. You can only use thisconnector after you have connected the USB cable tothe computer and USB upstream connector on themonitor.Wireless sourceConnect your keyboard and mouse. Other USBdevices are restricted to USB Ethernet, USBThumbdrive or USB 2.0 Hubs.7 USB downstream portwith Power ChargingConnect to charge your device.8 Micro-B port This port is for service or debugging only. (NOT forend-user)9 Stand lock feature To lock the stand to the monitor using a M3 x 6 mmscrew (screw not included).Model U2417HWiScreen type Active matrix - TFT LCDPanel technology In-Plane Switching TypeViewable imageDiagonalHorizontal, Active AreaVertical, Active AreaArea604.70 mm (23.8 inches)527.04 mm (20.75 inches)296.46 mm (11.67 inches)156246.28 mm2 (242.18 inch2)Pixel pitch 0.2745 mmViewing angle 178° (vertical) typical178° (horizontal) typicalLuminance output 250 cd/m² (typical)Contrast ratio 1000 to 1 (typical)2M to 1 (typical Dynamic Contrast On)Faceplate coating Anti-Glare with 3H hardness