Abstract: A hand-held electronic device comprising a body housing electronic circuitry and one or more push buttons disposed on an outer surface of said body, wherein the one or more push buttons are moveable in the plane of the surface, whereby the position of the one or more push buttons on the body of the device can be changed.

Abstract: An electronic radiotelephone comprising a first and second housing for housing the electronic components of the radiotelephone; the first housing having a element with an operating surface and a formation arranged to co-operate with a complementary formation on the second housing for releasably attaching the first housing to the second housing; the element being movable between a first and a second position such that when the element is in the first position the formation and complementary formation are arranged to co-operate to allow the first housing to be coupled to the second housing and when in the second position allow the second housing to be removed from the first housing; the element being resiliently biased into the first position and arranged to allow a user to urge the element, via the operating surface, into the second position during the removal of the second housing from the first housing, thereby allowing the second housing to be removed from the first housing without interference from the ele