Device Compatibility Minimum Requirements:OS: Android 8.0 and newerRAM: 4 GBStorage: 64 GBProcessor: Snapdragon, Mediatek Octa-core processor, 2GhzScreen Size: 5.8 Inch / 85.1 cm2Location Hardware: Device must have both A-GPS and GLONASS chips internallyM4 also requires that each User/Team have their own smartphone with its own designated SIM card, so they have access to the Internet.