You can buy a CDMA handset from the reliance store in Bangalore. They offer a lot of usage plans and most of them are much affordable than the normal GSM plans. They offer a variety of mobile handsets from various brands, making it a good deal every time. Vodafone also offers the same type of service and the mobile handset range of both the companies include Blackberry, Apple, Samsung, ZTE etc. CDMA comes with smaller handsets too, offering unlimited calling and in some cases, lower call rates than usual.