The Asus ZenFone 5Z 2018 Dual SIM TD-LTE IN ZS621KL 256GB supports 4 GSM bands, 4 UMTS bands, and 15 LTE bands. 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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