Samsung 27" LED LC27H711QEUXEN 8806088594316 v510 1) 2 DVI port No 1) 2 DVI port No SOUND Microphone jack input Yes Headphone output 1 MEMORY Memory Form Element SO DIMM Memory Frequency 2133MHz Internal memory 4GB Maximum internal memory 32 GB Memory slots 2x SO DIMM Internal memory type DDR4 SDRAM OPTICAL READER Optical drive type DVD SuperMulti WEBCAM Front camera Yes Built in microphone Yes OPERATING SYSTEM Operating system installed DOS free KEYBOARD Numeric keypad Yes DIMENSIONS Format element valve Width 383mm Depth 260mm Weight 2 a capacity of 4 GB and extended access to numerous applications Samsung's Flicker Free technology makes the picture smoother so you can work and play longer in greater comfort VA panel : rich colors and wide viewing angles