Conclusion
The ZTE Avid 559 is a budget-friendly smartphone tailored for users who need basic functionalities without unwanted complexities or a hefty price tag. It fulfills fundamental requirements such as calling, texting, and internet browsing while offering additional perks like a microSD slot and an FM radio. However, limitations in display resolution, processing power, and camera capabilities reflect its focus as an economical and straightforward device. Overall, it is a sensible choice for those on a tight budget or needing a reliable secondary phone.