(Telecompaper) The Tata Group has agreed to sell its consumer mobile businesses to Bharti Airtel, including all customers and assets. No financial details were disclosed about the deal, except that it will done on a debt- and cash-free basis, except for Bharti assuming a small portion of Tata payments for spectrum. The acquisition will be subject to the usual regulatory approvals. The boards of Tata Sons, TTSL and TTML have already given their green light.