DELL E Series E2020H 50.8 cm (20") 1600 x 900 pixels HD+ LCD Black Monitor Maximum duty cycle___2500 pages per month 4 cm (34") Contrast ratio 4 cm (34") Contrast ratio (typical) 1000:1 Touchscreen No High Dynamic Range (HDR) supported Yes Panel type IPS High Dynamic Range (HDR) technology DisplayHDR 1000 Display diagonal (metric) 86 It is a specification for handling higher power and allows a range of devices to fast charge over a USB connection 8 cm (20") Contrast ratio (typical) 1000:1 Touchscreen No High Dynamic Range (HDR) supported No Panel type TN Dell ComfortView technology Yes Audio Built in speaker(s) No Performance Built in speaker(s) No Built in camera No AMD FreeSync No NVIDIA G SYNC No Flicker free technology Yes Management features On Screen Display (OSD) Yes Plug and Play Yes Multimedia Built in speaker(s) No Built in camera No TV tuner integrated No Design Market positioning Home Feet colour Black Certification TCO Product colour Black Front bezel colour Black Camera Built in camera No Ports & interfaces Built in USB hub No Headphone out No DVI port No VGA (D Sub) ports quantity 1 DisplayPorts quantity 1 HDCP Yes Audio input No HDMI No AC (power) in Yes DisplayPort version 1 83 cm Bezel width (top) 1