Mobile telecom operator Vodafone-Essar today introduced two new Blackberry models. The two models, Blackberry 310 and 8820, will be available at Rs 24,990 and Rs 31,990 respectively, a company statement said.Both smartphones have the Global Positioning System (GPS) in-built which allows users to know their exact location and provides support for a wide range of location-based applications and services such as Google Map.
