Thread: What is the difference between Type1, 2,3 & 4

I am not a BSNL internet subscriber but wish to install it in my home but I come to know that there r four type of Modem options in BSNL bradband connection. Type1-4. When I ask to a CCO they couldn't tell me properly what is the differences between these modems.

If somebody know please help!!!!!!

Thanks

here are the details

Check the attached jpg
it is based on wifi support and network ports it has

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