A virtual phone system is a web interface that enables you to make calls all around the world through or over the internet by making use of VoIP (Voice over IP Protocol) technology. Apart from making calls, you can easily use various add-on features like call forwarding, voicemail, multiple extensions, call transfer, directories, music on hold and a lot more.
The virtual phone systems serve as a healthy alternative to your traditional telephone line, and enable you to make and receive telephone calls through a broadband internet connection. These systems convert analog sound waves into digital signals and transmit the same over the internet. In simple words, a virtual phone system is a web setup that transmits voice over the internet and enables the telephone to function in a standard manner.