HP EliteDesk 800 G3 Mini 35w Barebones No CPU (LGA1151) No RAM (DDR4) No HDD No Operating System Built-in Wi-Fi + Bluetooth + Antenna is Included Please check sample photos carefully Genuine HP 65w AC Adapter is optional Genuine Windows 10 Key is embedded with the motherboard (automatically apply when you install Windows OS) Device successfully booted to the BIOS during test Please check photos for more details Please Note: These are used items in Grade B cosmetic condition and may come with some signs of wear and tear on chassis due to previously use You will need to install your own CPU and Memory before you can turn it on to BIOS setup Please find more information regarding this HP system through link below to HP official website https://support.hp.com/us-en/product/hp-elitedesk-800-35w-g3-desktop-mini-pc/15234602/document/c05371240#AbT1 Thanks!