(Telecompaper) Vodafone India has confirmed that it will launch its 4G services by December 2015. The first wave of the roll-out will cover the Mumbai, Delhi, Kolkata, Bengaluru and Kochi areas. Vodafone says testing of its 4G services has commenced successfully. Vodafone India acquired additional 4G LTE spectrum in 5 circles (Mumbai, Delhi, Kolkata, Kerala and Karnataka) in February 2014 auctions. These circles together contribute to 50 percent of the total data revenues for Vodafone India.