Acer Veriton Z4870G AIO Professional Desktop - NON-TOUCH 23.8"Intel Core i5-10400 (12 MB SmartCache, 2.90GHz, up to 4.30GHz with Intel Turbo Boost Technology), Chipset: Intel H470, 8 GB (8/0) DDR4 2666, SDRAM Upgradeable up to: 32 GB DDR4 (16GB x 2), 256 GB3 NVMe M.2 SSD, Windows 10 Pro (64-bit), Maximum Resolution: 1920x1080, Aspect Resolution:16:9,Brightness(tyoical): 250 cd/m2, Tilt adjustment: -5 degree - 15 degree, Audio: Integrated stereo speaker, Optical Drive: DVD-RW (M-DISC READY), Card Reader: SD, Graphics: Integrated Intel UHD Graphics 630 (350MHz base frequency, 1.10GHz max dynamic frequency), Communications: Gigabit LAN, 802.11ax WLAN, Bluetooth 5.1, Integrated 2.0 MP Full HD high-sense webcam, Interface Ports: DC-in, RJ-45 LAN, D-Sub(VGA), DisplayPort, HDMI-in, USB 3.2 Gen 2 Type-C, two audio, two USB 3.2 Gen 1 Type-A, three USB 3.2 Gen 2 Type-A, Power Supply: 135W, Expansion Slots: One PCI Express x16, one M.2 2230 for WLAN, one M.2 2280 for SSD/Intel Optane, Keyboard / Mouse: USB, Chassis:Black, Security: TPM 2.0, Kensington lock slot, Other Features: EPEAT Silver, one-button recovery, Warranty: Three years with limited on-site service during first year