The Samsung SM-G9900 Galaxy S21 FE 5G Dual SIM TD-LTE CN TW HK 128GB (Samsung G990) supports
4 GSM bands, 5 UMTS bands, 14 LTE bands, and 7 5G NR bands. See the tables below for details.
Run a cross-reference compatibility check of this device on a specific network and country using the following links: