Q. In which Indian city was the first 4G mobile service launched?
Solution:
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Airtel India is the second largest provider of mobile telephony and second largest provider of fixed telephony in India, and is also a provider of broadband and subscription television services.
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On 10 April 2012, Airtel launched 4G services through dongles and modems using TD-LTE technology in Kolkata, becoming the first company in India to offer 4G services.
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