The small USB socket found on digital cameras, external hard drives, USB hubs and other equipment. Mini USB is much smaller than USB Type A and B but twice as thick as Micro USB (see illustration below). Mini USB and all other USB connectors are expected to be superseded by USB Type C. See Micro USB
, USB Type C
, USB 3.0
Mini-B Is Widely Used
Digital cameras typically have a Mini-B USB socket for the Mini-B/Type-A cable that plugs into the computer or hub.
Sockets on a Hub
This Belkin hub, which plugs into a wall outlet for power, is connected to the computer by a Mini-B/Type A cable. It provides four Type A ports for peripherals but adds only three because one Type A port on the computer is used to connect the hub.