TOZO S4 (AcuFit One) syncs seamlessly with most iOS, Android, and Bluetooth-enabled smartphones. [User-Friendly Design with AMOLED] Featuring an upgraded 1.78" AMOLED HD Display with 368 448 higher resolution, which has a wider visual range, faster response speed, wider color gamut, lower energy consumption, and higher contrast, TOZO S4 takes you to experience unprecedented crystal clear visual effects.
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