Top, and specific rear I/O configuration (including Thunderbolt/USB-C ports, an HDMI port, and a headphone jack), these units represent the classic form factor utilized for generations such as the Mac mini M1 (2020) or Mac mini M2 (2023) before the hardware's size footprint was drastically shrunk down.If you are trying to configure or troubleshoot these computers, let me know:What specific processor or year model they are (e.g., M1, M2, or older Intel)?What peripherals or cables you are planning to connect to them?What task you are looking to set up (such as a dual-monitor workstation or home server)