What is Voice over IP? This term is related to the transmission of calls or voice traffic through telephone lines (PSTN or public switched telephone network). The big difference between VoIP and the one that goes through the PSTN is that it is not limited solely to a voice connection between two points, VoIP supports not only communications between several users at the same time, but also the transmission, along with voice, of data and videos. But, above all, the big difference is that it is no longer tied to a telephone terminal connected to a line.
VoIP can be used from both phones and tablets, smartphones, computers and, in fact, any device connected to the Internet such as a Smart TV or a smart speaker, among Vietnam phone number list others. And by the way, it's ready for the much-talked-about metaverse. What is VoIP and how does it work? On a more technical level, Voice over IP consists of the conversion of voice, audio and video into digital signals or data, which are sent through the user's Internet connection to any other connected to the Network. That is why for VoIP it is not necessary to have a line for each of the users who make the calls.
All we need is an Internet connection, preferably fiber optic to achieve the greatest stability, and a program or service that offers us the functionality of making calls. calling with VoIP technology Advantages of voice over IP for companies It is very important to note that with Voice IP we can not only make calls between users of the same service, it is also possible to make calls to traditional line numbers without problems. This detail is very important for companies because it can mean enormous cost savings in their communications since, in reality, they only have to worry about having a good Internet connection.