Dual-interface Apacer AH180 USB 3.1 & Type-C Gen 1 Type-A / Flash Drive 32GB An excellent option for the new MacBook and other ultrabooks of the new generation is the AH180 USB 3.1 Type-C Dual Flash Drive. In the meantime, the product can readily increase the capacities of compatible tablet PCs and smartphones and supports OTG functions. USB 3.1 Gen 1 Ty is used at the other end of the AH180.