أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
as we are living in technology age, and it is going very fast, so if we imagine we can imagine any thing like gear device (normally it is accessory of smart phone specially for iphones and samsung mobiles) i.e also a video display system. and there are other many types of gear and also video system destem devices..