Miscellaneous Attributes
While no specific color variants are particularly noted, the O2 X4 was likely available in standard professional palettes, fitting its utilitarian design.
In summary, the O2 X4 serves as a snapshot into mobile technology from its time, offering a blend of functional features, modest multimedia capabilities, and a solid, compact design. As a classic device, it sheds light on the progression towards integrating more diverse functions in mobile technology, laying a foundation upon which more advanced phones were built.