(Telecompaper) Telefonica has presented the commercial details of its new O2 brand, targeting Spain's low-cost segment and above all rival Masmovil with a simple mobile only and convergent (fibre plus mobile) offering. The mobile plan comes with 20GB of data plus unlimited national calls and SMS for EUR 20 a month while the convergent offer includes the same mobile service plus symmetric fibre broadband at 100Mbps and a landline with unlimited national calls for EUR 45 a month. Customers can also include up to three additional mobile lines with 10GB of data, unlimited calls and SMS for EUR 15 each. The O2 service will be activated in "beta mode" in the coming days ahead of a mass market launch "after the summer", said Telefonica.