英语翻译看到mIMIcall电话是0.6元/分钟打到美国?主叫方指这里的每分钟手机通话费吗?如果是100元的mIMIca

You see the mIMIcall phone give the call to the United States just need 0.6 yuan / minute?Is the caller here mean mobile phone free per minute If it is 100 yuan mIMIcall telephone card..How many minutes can I phone?Is it a one-way charges?Need the other one pay for the bill after taking the phone?