Supports SIM card. Smart 4G Android 9.0 Watch. 4G FDD: B1, B2, B3, B4, B5, B7, B8, B12, B17, B20, B28, B66. 4G TDD: B34, B38, B39, B40, B41. User Manual ×1. Charging Cable ×1. Watch Strap ×1. Smart Watch ×1.
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