Features of Dell Vostro 3558 (Y555509HIN9) Notebook (Core i3-4GB-500GB-Win 10) General Utility Everyday Use Type Notebook Display Screen Size 15.6 Inch Resolution 1366 x 768 Pixels Screen Type HD Anti-glare LED-Backlit Display Processor Processor Brand Intel Processor Core i3 Variant 4005U Generation 4th Generation Clock Speed 1.7 GHz Cache 3 MB Memory RAM 4 GB RAM Type DDR3 Expandable Memory Upto 16 GB Memory Slots 2 Storage Hardware Interface SATA RPM 5400 Hard Disk Capacity 500GB Optical Disk Drive Optical Drive CD/DVD writer Platform Operating System Windows 10 System Architecture 64 bit Graphics Graphic Processor Intel HD Graphics 4400 Inputs Web Camera HD Webcam Pointer Device Touchpad Communication Ethernet Yes Wireless LAN Yes Bluetooth Yes Ports/Slots USB Port 2 x USB 2.0, 1 x USB 3.0 Mic In Yes HDMI Port Yes RJ45 LAN Yes Multi Card Slot Yes Power Power Supply 45 W AC Adapter Battery Backup Upto 8.5 Hours Battery Cell 4 cell Dimension Dimension 380 x 260.30 x 21.70 mm