MagicJack for Cell Phones

Hoping to take some revenue from mobile phone providers, Ymax Corporation comes out with one device, so users can make cell phone calls at home without being charged of their carrier.
The size of a deck of cards, it can be connected to a PC that needs a broadband connection. The device then detects when a compatible mobile phone comes within eight feet, and places a call to it. The user enters a short code on the phone. Can anyone provide me some more information related to this MagicJack for Cell Phones?
Any extra fees for international calls are subtracted from the user's account with magicJack, not the carrier.

MagicJack's new version of the device allows free calls from mobile phones, home and cellular carriers are not happy with it.
The company behind MagicJack has cheap Internet phone gadget has been heavily promoted on TV, made a new version of the device that allows free calls from mobile phones at home, in a way that is sure to draw protests from cellular carriers.

The new MagicJack user, without authorization, radio frequencies on which cellular carriers have compensated billions of dollars for private licenses.
Ymax Corporation, based in Palm Beach, Florida said this week at the International Consumer Electronics Show that it strategy to begin selling the device for about four months for $ 40, the same price as the original MagicJack. As before, it will allow free calls to USA and Canada for a year.
The device is fundamentally a very small cell tower to your home.

The size is around a deck of cards, it can be connected to a computer system that needs a broadband connection. After that the device detects when a well-matched mobile phone comes within eight feet, and places a call to it. The user just has to enter a short code on the phone. The phone is then attached to the MagicJack, and as long as it is within range (Ymax said it will cover a 3,000 square meter home) MagicJack routes call themselves through the Internet, rather than going through the carrier's cellular tower.

According Ymax CEO Dan Borislow, the device will connect to all phones that use the GSM standard in the U.S. includes phones from AT & T Inc. and T-Mobile USA. At an exhibition at CES, a guest phone with a T-Mobile account successfully placed and received calls via MagicJack. Most phones from Verizon Wireless and Sprint Nextel Corporation. will not connect to the device.

Borislow said YMax has sold 5 million magicJacks for landline phones in the last two years, and that roughly 3 million are in active use. That would give YMax a bigger customer base than Internet phone pioneer Vonage Holdings Corp., which has been selling service for $25 per month for the better part of a decade. Privately held YMax had revenue of $110 million last year.

U.S. carriers are selling and doing experiment with this device that looks similar to the wireless magicJack. They are known by the name “femtocells.” Similar to the magicJack, they are using carrier’s approved spectrum for connecting to a phone, after that routing the calls to a home broadband connection. They have an improved coverage inside home and offload capacity from the carrier’s towers.