Manufacturer: Xiaomi. It features a stunning 6.67" CrystalRes Flow AMOLED display with a 120Hz refresh rate, ultra-slim bezels, 1800 nits peak brightness, and advanced eye comfort tech. Dual sim (NO MICRO SD) 5G: Sub6G: n1/3/5/7/8/20/28/38/40/41/77/78 4G: LTE FDD: B1/2/3/4/5/7/8/20/28/66（UL 1710-1780，DL：2110-2180）4G: LTE TDD: B38/40/41 3G: WCDMA:1/2/4/5/8/19 SIM 1 + Hybrid (SIM or MicroSD) 2G: GSM: Quad Band.
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