Conclusion
In retrospect, the NEC e121 served its purpose as a straightforward, functional mobile phone in the mid-2000s. It catered to users who desired simple connectivity options without the complexity of a smartphone. While it may not hold up to modern standards in terms of features and capabilities, it remains a reminder of an era of mobile technology driven by practicality and simplicity.
For those examining the evolution of mobile technology, the NEC e121 is an essential stop in understanding how far we've come in blending functionality with today’s high expectations for connectivity and versatility. Its discontinued status encapsulates a device that marked the utilitarian roots of mobile communication.