Designed exclusively for the use with a SIGMA Contemporary, Art, or Sports lens and its accessories, the SIGMA USB DOCK allows users to update firmware and customize settings on lenses in these lineups. As the latest addition to the lineup, the USB DOCK UD-11 is designed for two types of mirrorless camera mounts: the L-Mount and the CANON EF-M mount. In addition to a firmware update function, users can adjust the sensitivity of speed to the MF function* through the UD-11. As for the connector type, it newly employs USB Type-C.