BSNL The largest compny in india and bsnl pravaide many kind of internet connectivity deavices in indian but most papular device is broadband .
Because this broadband speed capacity is sufficient for more than 5 computer equally in one lan network connections.
You can find two variety of broadband deavice. first is simple deavice which is give you more than 150 mbps internet speed at a galance for all PC which have been under lan connection .
Second is Wifi deavice it is totally diffrent from above one because its having a more than 450 mbps internet speed for more than 10 PC at glance under one lan so nobady can computed with BSNL Broadband.