[問題] 中華電信2600MHz
2600MHz是比較晚推出的,
為何在這之前的手機,也能收到它的訊號呢?
是不是sim卡有什麼機制,讓手機能自動識別中華電信的訊號?
還有就是收到2600MHz,手機回傳也是2600MHz嗎?
謝謝大家。
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posted from bbs reader hybrid on my samsung SM-N910U
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