Voice & Data conducted survey over 30 mobile handset firms both multi- national and Indian which included the selling feature phones, multimedia phones, enterprise phones and smartphones in India for the year 2011-2012 and has found that India’s specific revenues of mobile handset manufacturers including Nokia, RIM and LG, led by de-growth in feature phone sales and lower average selling values pulled down industry-wide sales by five per cent to Rs. 31,215 crore in the previous year which was upto Rs. 33,031. The survey also says that the main dwell of household handset makers like Micromax and Spice which are feature phones saw an unenthusiastic growth. And few companies saw a marginal rise with their entry level smartphones.