Hardware is not perfect, is the one big drawback software phone, although some people like to use a headset microphone, telephone and computer speakers this way, but also some people don't feel very well, and wanted to turn back to use "real" on the phone, USB microphone allows some software phone users, enjoying the VoIP calls better speech quality at the same time, using the more familiar with the way the habit of telephone, this kind of equipment to use through the computer USB port to connect, USB phone, there are many different forms, including microphone, include the receiver of the telephone, and even wireless phone son and host machine, some USB phone need to install the driver, so want to make sure of installation of Internet telephony software operating system platform, equipped with the corresponding driver,
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