Idea is a telecom network service provder .you can use 3 G and 2 G network with the best plan and best full talktime recharge . Idea is a providing good customer service . Idea is a proving prepaid as well as postpaid service . Good network signal strength , good internet speed, best postpaid plan than other operator.i am using Idea SIM from last 2 years. Datacards also available in the market.