How To Subscribe To MTN 20MB For N20 And Free 2mins To Call All Networks

MTN is at it again with another small data plan. They released another data plan which i think is for the Java and symbian users. Though it can be used on Android but tell me, what can you use 20MB for on Android phone? Browsing just 5 pages, the 20mb is gone. MTN launched N20 for 20MB and 2minutes call which is valid for 7days. Its better than the real data plan which is N100 for 10mb for just