With 150 million subscribers in India and 50 in Africa, Airtel is the 5th largest telco in the world.
96% of their customers are on pre-paid calling plans (but the 4% on monthly plans generate 18% of the revenue).
VOIP is their main concern as 85% of their revenue still comes from voice.
Nokia’s market share in India plummeted from 70% to 38% with the rise of new low-cost phones with clever names like Blackcherry.
Phones that allow for two SIM cards are quite popular so that they can have one permanent number for inbound calls and another for outbound that can be easily changed whenever a better price is available.