Conclusion
The AT&T Mustang is a snapshot of mobile technology from the mid-2000s, reflecting a time when physical keyboards and basic multimedia capabilities were key attractions. Its dual-slide design and QWERTY keyboard stand out as particularly user-friendly features. In contrast, its limitations, such as the lack of modern connectivity options and a more advanced camera system, highlight the rapid technology advancements in the subsequent decade. Today, the Mustang would mostly appeal to collectors or those interested in the evolution of mobile devices.