Operating System: Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset: Intel Q150 Processors: Intel 6th Generation Core i3,i5,i7, Intel Pentium Memory Support: Two (2) SODIMM slots , Up to 32 GB DDR4 ,up to 2133 MHz Hard Drive: SATA , M.2 PCIe Removable Media: N/A Expansion Bays: Internal: One (1) 2.5-inch Expansion Slots: One (1) M.2 PCIe x1 , One (1) M.2 PCIe x4 Graphics: Intel HD Graphics Audio: HD audio with Realtek ALC221 codec Communications: Realtek RTL8151GH-CG GbE Network Connection I/O Ports: Front: Three (3) USB 3.0 (one Fast Charging Port,one Type-C), Audio I/O Rear: Four (4) USB 3.0, VGA, DP, RJ-45 Power: 65W or 90W Dimensions: 17.7 cm x 17.5 cm x 3.4 cm Weight: 1.3 kg

Operating System : Windows 10 Home & Pro MAR Chipset : Intel Q170 PCH-H Vpro Processors : Intel Core i3, i5, i7 6th Gen Memory Support : Two (2) SODIMM slots , Up to 32 GB DDR4 - 2133 Hard Drive : M.2, Sata III or SSD or SSHD Removable Media : N/A Expansion Bays : Internal: One (1) 2.5-inch Expansion Slots : One (1) M.2 PCIe x1-2230( for WLAN), One (1) M.2 PCIe x4-2280(for storage) Graphics : Intel HD Graphics Audio : HD audio with Realtek ALC221 codec Communications : Intel  I219LM Gigabit Ethernet Port I/O Ports : Front: One (1) USB Type-C 3.0, Two (2) USB 3.0 (one includes fast charging), Audio I/O Rear: Four (4) USB 3.0, VGA, DP, RJ-45, Power : 65W Dimensions : 17.7 x 17.5 x 3.4 cm Weight : 1.3 kg

Operating System: Windows 10 Home & Pro MAR, Windows 11 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset: N/A Processors: Intel 8th generation Core i3,i5,i7 Memory Support: Two (2) SODIMM slots , Up to 32 GB DDR4 2666MHz Display: 23.8" IPS Wide Viewing Angle WLED, Full HD 1920x 1080 resolution with anti-glare coating; optional projected capacitive touch screen Hard Drive : SATA HDD or SSD, M.2 SSD Removable Media : N/A Expansion Bays : Internal: One (1) 2.5-inch Expansion Slots : N/A Graphics : Intel HD Graphics, NVIDIA GeForce? GTX 1050, 4 GB (Optional) Audio : Integrated Audio Communications : Ethernet 1000Mbps I/O Ports : 5 x USB 3.1 Type A, USB Type C, DisplayPort, HDMI In, HDMI Out, RJ-45, Audio Line-Out Input Devices : Standard Keyboard, Mouse (USB) Power : 80 PLUS internal Power Supply Unit; optional 155W EPA Bronze or 200W EPA Platinum Dimensions : 34.40 cm (13.54") x Width: 54.02 cm (21.27") x Depth: 5.28 cm (2.08") Weight : 6.05 kg (13.34 lb)

Operating System: Windows 10 Home & Pro MAR, Windows 11 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset: N/A Processors: Intel 8th generation Core i3,i5,i7 Memory Support: Two (2) SODIMM slots , Up to 32 GB DDR4 2666MHz Display: 23.8" IPS Wide Viewing Angle WLED, Full HD 1920x 1080 resolution with anti-glare coating; optional projected capacitive touch screen Hard Drive : SATA HDD or SSD, M.2 SSD Removable Media : N/A Expansion Bays : Internal: One (1) 2.5-inch Expansion Slots : N/A Graphics : Intel HD Graphics, NVIDIA GeForce? GTX 1050, 4 GB (Optional) Audio : Integrated Audio Communications : Ethernet 1000Mbps I/O Ports : 5 x USB 3.1 Type A, USB Type C, DisplayPort, HDMI In, HDMI Out, RJ-45, Audio Line-Out Input Devices : Standard Keyboard, Mouse (USB) Power : 80 PLUS internal Power Supply Unit; optional 155W EPA Bronze or 200W EPA Platinum Dimensions : 34.40 cm (13.54") x Width: 54.02 cm (21.27") x Depth: 5.28 cm (2.08") Weight : 6.05 kg (13.34 lb)