For USA Buyers : This Smartphone is compatible/will work with any GSM Networks such as AT&T, T-Mobile. For exact 2G GSM, 3G, 4G/LTE compatibility,
Huawei P20 128GB Single-SIM Factory Unlocked 4G/LTE Smartphone (Black),(GSM Only, No CDMA)
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Huawei P20 Lite 64GB Midnight Black, Dual Sim, 5.84†inch, 4GB Ram, (GSM Only, No CDMA) Unlocked International Model, No Warranty : Cell Phones & Accessories