The 'UbiSlate 7Cx' is the company's cheapest 7-inch tablet with cellular connectivity, allowing internet access with a regular SIM, DataWind said.
In addition, the UK-based company has launched 9-inch tablet UbiSlate 9Ci at Rs 4,999 and its first 3G device UbiSlate 3G7 at Rs 6,999.
"Despite the recent drop in value of the Indian rupee, we have held strong and not increased the price of our products, and instead, now are introducing new products at breakthrough prices," DataWind President & CEO Suneet Singh Tuli said.
In addition to regular voice calling feature, UbiSlate phablets incorporate web-delivery platform which would allow devices to deliver the fastest mobile web experience on regular GSM-EDGE based networks, the company claimed.      

"All of the new models are in-stock and available for immediate delivery," it said.
The UbiSlate 7Cx and the UbiSlate 9Ci run on Andriod Ice Cream Sandwich 4.0.4 OS, while UbiSlate 3G7 runs on Andriod 4.1 system.
Ubislate7Cx has internal memory of 2GB, 512 RAM and 1 Ghz Cortex A8 processor. The rest two have internal memory of 4GB, front VGA camera and support Wi-Fi networks.
DataWind had bagged a contract from IT department for supplying 1 lakh low-priced tablets, named Aakash, which was billed as the world's cheapest tablet PC.