Patent ID: 7558057

Claim:
A personal digital device comprising a variable stiffness screen capable of varying its display size by managing its stiffness, and a body carrying means for wireless communication and for processing information, wherein the body includes a respective holder and an audio unit with a microphone at one end and a speaker at the other end, that has a retractable earhook with a supporting mechanism allowing the user to operate said earhook automatically, while said audio unit moves in and out of said respective holder, wherein said earhook is a resilient semi-circular element with one end attached to a respective reel, and said earhook retracts by winding onto said reel, wherein said reel is driven by a tooth belt, moveably engaged with a corresponding internal stop belonging to said holder; whereby the viewable area of said screen can be adjusted depending on the volume of visual information, and correspondingly on the needs of a user, wherein the screen is connected to the body electrically and mechanically by an embedded electrical circuitry and a pullback winding mechanism.