An expandable wireless storage device is provided that includes an interface slot, internal memory, a wireless interface and an aggregated file system view providing component. One or more padlock bars fit between the plates to secure the locking member in the locked position. The method also relates to controlling a base station for a headset, where the base station and headset communicates via a wireless connection and where the base station communicates with a PC via a wired interface e. A material more conducive to light transmission, reflectance, or a combination thereof\u2014as compared to the interior surface material\u2014is positioned proximate the light source andor detector. Application to handheld portable equipment.