The present hands-free cables using for mobile phones may became twists on usage. Like head phones to walk-man. Everytime we need to unwind the twists. For this, if we can have built-in hands free in a circular box, which will be like measuring tapes (winds internally in a circular box). One side, the jack could be kept outside which plugs into the cell and the other side speakers. This compact like hands-free box could have facility to attach with mobile phone hand set or could carry...