| PC to PC calls are based on the Voice over | | | | inside. Usually, the users will need to power |
| Internet Protocol technology. This technology | | | | off their computer and then connect the |
| is used to transmit audio, video and images | | | | adapter to the Internet modem as well as |
| as data or packets over the Internet to | | | | telephone adapter's phone jack. One has to |
| either a computer user or to a landlines. | | | | power everything back up and it should be |
| With passage of time, it is gaining | | | | good to use the phone. The VoIP services must |
| popularity as it is highly valued for its | | | | be installed for accessing PC calling. |
| excellent sound quality, cheap rates and | | | | |
| various astounding features. PC to PC calls | | | | Moreover, the users can also purchase a VoIP |
| are viable solution for business as well as | | | | phone which is specifically crafted to use |
| casual users. It allows the users to enjoy | | | | with the VoIP service. VoIP phones are |
| international and long distance calls for | | | | available in both corded and cordless |
| either free or for just few rates when | | | | category. VoIP corded phones come with many |
| compared with traditional PSTN phone | | | | specifications. While, one can purchase a |
| services. | | | | desktop phone which is accompanied with |
| | | | speaker phone, call waiting, hold, speed |
| There are so many ways to use VoIP | | | | dial, call transfer, and programmable keys |
| technology. For some PC calling services, the | | | | such as menu, dial, volume, transfer, cancel, |
| users need a PC, a high-speed Internet | | | | and headset or speaker mode facilities. |
| connection, an instant messaging program, a | | | | Specific features that come with a PC calls |
| speaker, a microphone and a phone adapter | | | | includes three way conferencing, phone to |
| which can be used to convert standard | | | | phone or phone to PC and phone to gateway |
| telephones into VoIP phones. With the help of | | | | direct dial. These phones are perfect for all |
| microphone and speakers, one can communicate | | | | small, medium and big businesses. |
| with other person. The users need a high | | | | |
| speed Internet connection for accessing free | | | | Another cost effective choice in VoIP phones |
| PC to PC calls in a real time. Apart from | | | | is the cordless VoIP phone. These cordless |
| this, the users also need an updated | | | | VoIP phones are different from the VoIP |
| soundboard for excellent voice reception. | | | | wireless or VoWi FI phones. VoIP phones are |
| | | | similar to the cordless standard phones. They |
| The VoIP technology can be enjoyed by using | | | | will work in your house, but can not work |
| instant messaging services that have voice | | | | outside, apart from your basic VoIP service. |
| options enabled. The users can use instant | | | | There is another alternative and that is |
| messaging options like Yahoo Messenger with | | | | called VoWiFi. The VoWiFi stands for Voice |
| Voice, ICQ, AOL Instant Messenger and MSN. | | | | over wireless fidelity. This is used for VoIP |
| Apart from this, Google has also started | | | | over a wireless connection. |
| their own VoIP messenger for PC calling. To | | | | |
| use these VoIP messengers, one simply needs a | | | | These VoWiFi phone operates by using a |
| microphone and speakers connected to his or | | | | wireless network's access point. The |
| her computer. | | | | advantages of using VoWiFi is that one can |
| | | | pick up network signals or "hotspots" for |
| VoIP phone adapters are other means of | | | | free without any hassle. |
| communicating over packet switching | | | | |
| technique. A VoIP phone adapter easily | | | | Talk with the cheapest mode of communication. |
| connects between the standard telephones and | | | | Make PC calls for free through unlimited |
| Internet modem. The phone adapter comes with | | | | calling service. |
| installation and user instruction guide | | | | |