Introduction
The Benefon iO, announced in 1999, marks an era where mobile phones were evolving into necessary communication tools, yet were far from the multi-purpose smart devices we know today. Although discontinued, this device offers a window into the features and limitations of mobile technology at the turn of the millennium. The Benefon iO catered to a specific user base seeking essential mobile functionalities with a basic design and was particularly noted for its ruggedness and reliable voice communication capabilities.