Voip generally has low costs, which is one big indicator of its growing popularity. You can sign up with a voip service provider for a monthly fee and get unlimited calls within a specified geographic area. There are some voip services in the United States that allow connections for no extra charge.

There is another benefit of having voip as opposed to a regular form, and this comes in the form of portability. You can make and receive phone calls wherever there is a broadband connection by simply signing in to your voip account.

When you are traveling, you simply pack a headset or Internet phone. Internet phones are small and light enough to take anywhere. When you sign up with a voip service provider, the Internet phone or adaptor used by that service is assigned a unique number. This 'phone number' remains valid, even if your voip service is in San Diego and you are connected to the Internet in Spain. When plugged into a broadband connection, anywhere in the world, you can make and receive calls as though you were at home.

Call forwarding, call waiting, voicemail, caller ID and 3way-calling, are included with Internet telephone at no extra charge. While you are talking on the phone, you can send pictures and documents at the same time.

Although there are many attributes to a voip phone, there are also some things to consider that could fall on the negative spectrum. For one, services are not useful in emergencies. Traditional phone equipment can trace the locations of calls. Emergency calls are diverted to the nearest call center where the operator can identify your location, in the event you can't talk. With voip, there is no way currently to determine where Internet calls are originating.

Standard phone service continues by the current supplied through the phone line during a blackout. This isn't possible with Internet phones. When the power goes, there goes voip service. Battery backups and power generators that provide electricity are solutions to the problem.

In addition, you should keep in mind that voip has sound quality and reliability problems. Data sent across the Internet usually arrives at its destination scrambled. E-mail and documents can be reassembled in the correct order when it arrives. Voice data also arrives scrambled, but it's more complicated because of the real-time nature of VOIP. Some data packets may have to be dropped when they don't arrive in time, in order to make voice connections with the least delay. Distance and speed of the connection determine the amount of data lost. Some networks receive more traffic and thus are more likely to cause audio dropouts.