Shenzhen chengyufeng technology CO.,LTD dongguang Branch

VoIP communications, commonly known as "VoIP" is the Internet phone. The voice telephone network is relying on the Internet broadband and fiber telecommunications network connectivity. based on the router / packet switching IP (Internet / Intranet) data network - lose. As Internet use, "a storage transmitted the" transmission of data packets is not exclusive circuit, and the audio signal is a lot of compression, Therefore, IP telephony bandwidth occupied with the general prefix for 50 kbit / S, In addition, packet switching and billing methods proximity of unrelated, natural greatly reduced the cost of long distance communications. Enterprises or individuals, or so it only with pericardium DDN green or broadband, we can use the telephone network, with access to program - controlled switches, support for extensions, not to change the existing telecommunications lines, without affecting the Internet, users need to change dial-up connections. easy installation, I only need access to the Voice Gateway Division. VoIP is the biggest advantage of cheaper rates. having telecommunications and the quality of the voice switch rate!