Specification ZTE Z557 |
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OS: Android 8.1 Oreo Go Edition CPU: ARM Cortex-A7, 1100 MHz, Cores: 4 RAM: 1 GB, 533 MHz Display: 5 inches Camera: 5.04 MP (megapixels) Battery: 2200 mAh, Li-Polymer |
Thomas Nilan Smartphone Expert | |
Thomas Nilan is a mobile phone expert with in-depth knowledge of the Android and iOS operating systems, who understands the settings of various hidden features that allow you to expand the capabilities of your smartphone, as well as get information about what is going on inside the phone for future repairs. He is an authority in his field, which has allowed him to become a ghostwriter for several technology publications, and he enjoys writing small mobile applications for testing smartphones. |