Besides those special functions like call transfer, it also has information services like the voice mail and is able to provide the non-telephone services (such as the fax and digital communication).
它除具有呼叫转移等多项特服功能外，还设有等信息服务，并且能向客户提供各类非话业务(如、数据通信等)。
E-mail is electronic information transfer way that is between letter, telephone and fax, and also it is one of the most basic functions on Internet.
电子邮件是介于书信、电话和传真之间的电子信息传送方式，它也是互联网上最基本的功能之一。
E-mail is electronic information transfer way that is between letter, telephone and fax, and also it is one of the most basic functions on Internet.
电子邮件是介于书信、电话和传真之间的电子信息传送方式，它也是互联网上最基本的功能之一。
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