The ZenFone is a series of smartphones developed by ASUS, a Taiwanese technology company. Launched in 2014, these devices are known for their stylish design, competitive pricing, and a range of features that cater to various user needs. The ZenFone lineup includes models with different specifications, targeting both budget-conscious consumers and those seeking high-performance devices. ZenFones typically run on the Android operating system and come with a customized user interface called ZenUI. They often feature high-quality cameras, long battery life, and various connectivity options. The series has gained popularity for its balance of performance and affordability in the smartphone market.