VoIP or Voice Over Internet Protocol is the latest technology and cheaper, compared to traditional telephone line, whereby it’s capabilities that can transmit the same broadband connection As a result, it will become easy to install VoIP to your house or an office. Voice-over-Internet Protocol or VoIP has been introduced in the 70’s. But it was totally programmed and been used by end users in the 80’s. In the 90’s, first VoIP software called VocalTec Internet Phone been introduced, with a features of voice mail and caller ID.
Its so convenience, since the customers can be elsewhere in order to make a call, as long as the internet was connected and in stable connection. The best part, the charges are flat rate, no matter where we are. It is suitable for anybody, especially for small business phone systems, whereby a lot of phone calls need to make. Therefore, lot of money can be saved can be made compared if you install a traditional telephone system. For business purposes, customes can choose a variety of VoIP phones that available online or in a market. NEC is one of a leader of VoIP business phones. They provide high quality NEC phones with latest features. The cost to use VoiP is totally lower than a traditional phone line. The call charges are cheap because it’s using internet, and not a wire. Even call that was made from VoIP user to other VoIP user is free. A hand phone can easily switch to VoIP network by change its normal functions that will able to perform special functions, such as to send and receive SIP message. In order to add the handphones functions with VoIP network, the handphone must support high speed IP communication, since VoIP require IP that perform functions such as HSPDA, WiFi and WiMAX.