Magic Jack is a device that plugs into the USB port on a computer and allows the user to make unlimited calls around the country via the Internet. The system requires an annual subscription fee prior to being used.
Another version of the device is called the Magic Jack Plus. This unit plugs directly into the router, which allows it to retain a better connection to the Internet, resulting in less lost calls.
Since its release, Magic Jack has received reviews with above average responses. Most of the positive aspects include the ease of use, amount of phones that can be connected and the price of the device.