SK has two UMTS networks (I should know, I've roamed on them with my Sony Ericsson!) and IIRC they've announced they're shutting down the CDMA network.
There are differences though, they don't seem to use SIM cards. Dunno if they're built-in to the devices or how that works.
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SK has two UMTS networks (I should know, I've roamed on them with my Sony Ericsson!) and IIRC they've announced they're shutting down the CDMA network.
There are differences though, they don't seem to use SIM cards. Dunno if they're built-in to the devices or how that works.