Workstation: 1 x Apple MacBook Air 13" Silver Edition (2017 / A1466). I/O Connectivity Array: 2 x USB 3.0 Type-A interfaces, 1 x Legacy Thunderbolt 2 interface, Dedicated Secure Digital (SDXC) high-speed card slot, 3.5mm Headphone Jack, and MagSafe 2 magnetic dynamic charging port.