Which telecom company has launched its broadband offering, '______ Xstream Fibre' promising 1Gbps speed for ?3,999 a month?

Bharti Airtel on Wednesday launched its broadband offering, 'Airtel Xstream Fibre' promising 1Gbps speed for Rs.3,999 a month, raising the competitive heat in a market that has recently seen commercial roll-out of Jio's fibre based services.