The telecom operator is offering one paisa per two seconds and 10 paisa per minute plan for prepaid customers and a free CUG feature (intra-group) plan for post paid users.
The 3G India Mobile Operators Executive Summit was held on Tuesday to throw light on the 3G network and how operators can maximise their revenues.
The state-owned telco also plans to cover 760 towns and cities in India with its 3G network within the next 3-4 months.
The operator is present in eight telecom circles and first launched in the first week of December 2009.
The plug and play device, vFlash, offers internet services with a surfing speed of up to 3.1 Mbps and storage slot of up to 8 GB.
The mobile services brand of Sistema Shyam Teleservices Limited has launched its services in Haryana, making it the tenth circle where MTS services will be available.
According to a statement issued by the government, MNP will now be implemented by March 31.
Vodafone's prepaid and postpaid customers in Mumbai can avail of this offer through a bonus card or Rs 149 per month respectively.
The operator has added about 3.3 million subscribers in November over the previous month. It is followed by Bharti Airtel and Vodafone with 15.85 per cent and 15.74 per cent respectively.
The company recently launched its services in seven telecom circles. Uninor's service is now available across 225,000 points of sale in India with over 60 exclusive shops.
Bharti Airtel has lost about 69,000 subscribers while Vodafone has lost 22,500 subscribers in November in the state. This is probably a result of the ban imposed on prepaid connections in J&K last month by the Ministry of Home Affairs.
The telecom operator has started operations from Himachal Pradesh where services are expected to be launched this week.
The operator has announced a new tariff plan for its subscribers
The CDMA operator has forayed in Mumbai after creating a presence in eight circles in India. It recently launched its services in Delhi.
Its Pay Per Second with 3 on 3 bonus offers one paisa per second for all calls, but also, if the customer makes a continuous call for 3 minutes, he can avail the next 3 minutes free