4 1 x Gigabit Ethernet | SanDisk Professional PRO-DOCK 4 - SDPD14F-0000-NBAAD And, you’ll be able to optimize your workflow with Thunderbolt™ connectivity for blazing-fast data transfers and daisy-chaining..5mm audio/mic 1 x DisplayPort™ 1.2 gen 2) 2 x USB-A (USB 3.