The invention refer to an antennaless wireless handset or portable device that may include a user interface module, a processing module, a memory module, a communication module, and a power management module. A gaming machine is disclosed which is configured for mutually concurrent play of a plurality of games of chance on a single display screen. The base frame can be easily inserted and fixed to the downward surface of a load, and thus one or more such insert-and-play casters are attached to a load so as to facilitate delivering the load.