All-in-One ASUS ExpertCenter E5, E5402WHAK-BA239M, 23.8-inch, FHD (1920 x 1080) 16:9,512GB M.2 NVMe(T) PCIe(R) 3.0 SSD, Without HDD, 16GB DDR4 SO- DIMM,Intel(R) UHD Graphics for 11th Gen Intel(R) Processors, Anti- glare display, Intel(R) Core(T) i5-11500B Processor 3.3Ghz, Intel(R) HM570 Chipset, 250nits, LCD,Available, 2x DDR4 SO-DIMM slot, 2x M.2 2280 SSD slot, DVD writer 8X, Wi-Fi 5(802.11ac) (Dual band) 2*2 + BT5.0 - Gigabit WiFi, 720p, HD.camera, Built-in array microphone, Built-in speaker,Wired grey keyboard, Wired optical mouse, Input: universal, Side I/O Port: 1x Headphone out, 1x3-in-1, 1x USB 3.2 Gen 1 Type-A, 1x USB 3.2 Gen 2 Type-C, 1xThunderbolt(T), Back I/O Port:1x DC-in, 1x Kensington lock, 1x RJ45 Gigabit Ethernet, 1x HDMI, 1xDisplay port 1.4, 2x USB 2.0 Type-A, 2x USB 3.2 Gen 1 Type-A Dimension: 54.1 x 43.9 x 4.5 ~ 20.1 cm Weight: 07.10 kg, McAfee,System diagnosis, 2 years warranty, NO OS, Black,