This document provides configuration and accessory options for the MC40 mobile computer. It includes 10 steps to configure an MC40 system: 1) Choose a configuration, 2) Choose a spare battery type, 3) Choose a charging method, 4) Choose a cradle configuration, 5) Choose cradle power accessories, 6) Choose cradle accessories, 7) Choose a headset, 8) Choose carrying options, 9) Choose ring scanner accessories, and 10) Choose an AC line cord appropriate for the country of use. The document lists specific SKU numbers and descriptions for all available accessories.