The Apple Watch Series 8 45mm TD-LTE NA A2774 (Apple Watch 6,17) supports 5 UMTS bands and 18 LTE bands. See the tables below for details.

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

  • e-SIM

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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