Wireless transaction fobs and methods of using the same

The invention relates to transaction tokens ("fobs") having wireless functionality and methods of using the same. More specifically, fobs having radio frequency functionality such that information, such as payment information, identification information, or other like information, may be wirelessly transmitted from a memory within the fob to a receiver are disclosed. The fobs of this invention may comprise a microchip or other memory component, and/or antenna disposed on or within an insert and encased within an enclosure in an interior compartment. The fobs may have a quick-release mechanism for easily attaching to and detaching from a securing device, such as a keychain or the like. Moreover, the interior compartments of the fobs may be easily accessible for replacing the enclosed insert.