Product Family HP AIO 200 G4 / 9US90EA Screen 21.5" FHD (1920x1080) IPS, Anti-glare, Non Touch CPU Intel Pentium Silver J5040 (4C / 4T, 2.0 / 3.2GHz, 4MB) RAM 4GB (1x4GB) DDR4 2400 SODIMM Memory HDD 1TB 7200 rpm HDD Opticals 9.5mm DVD-Writer Card Reader 3-in-1 (SD, SDHC, SDXC) Graphics Integrated Intel UHD 605 WLAN 802.11ac, 1x1 + BT4.2 Camera 5MP Camera 2 x USB2.0 2 x USB3.2 Gen1 HDMI-out 1Gb LAN (RJ-45) Keyboard USB HP Keyboard, Black, Russian Mouse USB HP Optical Mouse, Black Speakers 2 x 2W TPM 2.0 support PSU 65W Adapter Black OS FreeDOS Maincase Black