Ulefone has previewed the second smartphone to rock the brand's "loudest ever" rear-facing speaker - with "Infinite Halo" RGB lighting this time. The Armor 21 also upgrades to a 120Hz display, a
Ulefone is planning to announce a new smartphone soon, the Ulefone Armor 21. The company is teasing something called the ‘Infinite Halo’ for the Ulefone