Intel® Z170 chipset :
6 x USB 3.0/2.0 port(s) (2 at back panel, blue, 4 at mid-board)
Intel® Z170 chipset :
8 x USB 2.0/1.1 port(s) (4 at back panel, black, 4 at mid-board)
ASMedia® USB 3.1 controller :
1 x USB 3.1/3.0/2.0 port(s) (1 at back panel, teal blue, Type-A)
ASMedia® USB 3.1 controller :
1 x USB 3.1/3.0/2.0 port(s) (1 at back panel, , Type-C, Reversible)