Ruth_Australian

0:27 1 Konuşmacılar 1 Bölümler 8 segmentler
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    Bölüm 1: With the ISDN Home Service, most customers can retain their existing telephone number. 27s · Speaker 1

    With the ISDN Home Service, most customers can retain their existing telephone number. This service features fast connectivity to the internet with speeds between 64 kilobytes per second and 128 kilobytes per second and a digital modem come…