The Oppo K9 2021 5G Dual SIM TD-LTE CN 128GB PEXM00 supports 4 GSM bands, 7 UMTS bands, 11 LTE bands, and 1 CDMA band. See the tables below for details.

This device accepts the following SIM types to connect to mobile networks:

  • Nano-SIM (4FF)

Run a cross-reference compatibility check of this device on a specific network and country using the following links:



Supported Frequency Bands (23)


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