Anonymous
Anonymous asked in 消費電子產品手機與費率方案 · 2 decades ago

手機功能中→CSD和GPRS?

手機功能中→CSD和GPRS?1.兩者是代表甚麼?2.公用是?3.我該選擇哪個呢?我有申請GPRS!

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  • Anonymous
    2 decades ago
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    1.CSD→Circuit Switch Data 連線時間的長短計價

    GPRS→General Packet Radio Service 資料傳輸量多寡計價

    2.兩者功用都是上網用CSD上網服務是以撥接方式連結上網,其費用是以連線時 間的長短計價;而GPRS上網費用是以資料傳輸量多寡計價。

    3.因此建議選用GPRS上網比較經濟。

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