http://www.2-phones-in-1.com/en/cont...ch-and-full-gs

does anyone know if that product works cause i want to use t mobile data only plan for 3g on my device and my att for calls only could i use both at the same time?

att edge is ok but its slow as **** for skype calling -_- and all my skype calls are free so id love to use it and t mobile 3g is 7.2 now i heard so its super fast