Satelite internet gaziour rural area, bangladesh

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Hi I am looking for an affordable BTCL broadband internet connection for my mom living in Gazipur rural area. There is no cable connection possibilities available, only mobile data use is now applicable. I am looking for a connection of atleast 2Mbit/s. There is 3Gcoverage but inside the house it is difficult to get internet through mobile sim connection. Please help me with information and monthy prices and also initial costs if any. with kind regards Natasha