Operating System: Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset: Intel Q270 Processors: Intel Core i3/ i5 / i7 6th & 7th Gen Memory Support: Two (2)SODIMM slots ,32 GB dual channel DDR4 2133 MHz Speaker: Internal speaker amplifier, single 4-ohms speakers Display: 23.8" IPS Wide Viewing Angle WLED, Full HD 1920x 1080 resolution and Ultra HD (4K) 3840 x 2160 resolution with anti-glare coating. Hard Drive: one 2.5-inch SATA or SSD or one M.2 SSD Removable Media: DVD+/-RW and DVD/ROM Optical Disc Drives (optional), SD4.0 Media Card Reader (standard) Graphics: Integrated Intel HD 630/610/530/510 Audio: Intel High Definition Audio with Waves MaxxVoice Pro Communications: I219-LM Ethernet LAN 10/100/1000 I/O Ports: USB 3.1 Gen 1 x 2 (one with Type-C) USB 3.1 Gen 1 x 4 (rear)/ USB2.0 x 2 (rear), HDMI 1.4 Out (rear), HDMI 1.4 In(rear, DisplayPort 1.2 Out (rear), Audio I/O (side), Audio Line-Out (rear), RJ-45 (rear) Input Devices: Standard Keyboard, Mouse (USB) Power: 80 PLUS internal Power Supply Unit Dimensions: 39.3 x 57.5 x 6.4 cm Weight: 7.1 Kg