ShuttleSIM is a kind of MultiSuperSIM that possess 2 separate IMSI or mobile operators’ profiles): one IMSI is for global mobile roaming that carries with it a UK (+44) mobile telephone number and the other IMSI is that of a local mobile operator in the USA which gives it a USA (+1) mobile telephone number.
It is ideally suited for use in making and receiving international calls at low costs/rates while one is mobile roaming in USA and EU countries.
The outstanding features about ShuttleSIM are listed as follows:
Reseller enquiry: firstname.lastname@example.org.
PDF for ShuttleSIM