Tata Docomo 3G service in India was launched recently and they have been offering their service in the country at different prices and tariff plans. Although not being a very affordable option as opposed to what they used to offer for the 2G network, their service may however be considered as all other mobile operators are introducing almost similar rates and data plans. They have also made available a USB Data Card which is indeed one of the very convenient way to access the Internet wirelessly while on the move. It can also turn out to be a handy option for all those folks who frequently relocate themselves and needs a high speed data connectivity option to be used with laptops. The Tata Docomo 3G data cards which is also known as e-Stick is available in three of its variants which are accordingly that of a HSDPA, HSUPA and HSPA category and all of them can be used with some of the distinct features and tariff plans.
The HSDPA USB Modem can be used to avail a download speed of 3.6 Mbps and upload speed of 384 Kbps. It comes as a plug-and play device and provides the connectivity options of USB 2.0. These features are also found similar on the HSUPA e-Stick which provides a download speed of 7.2Mbps and upload speed of 5.76Mbps while the maximum downlink and uplink in case of the HSPA e-Stick is 21.6Mbps and 5.76Mbps respectively. It also provides the feature to use the modem as a flash storage device and offers a high capacity storage space of 32GB to hold various data files and multimedia contents such that it can also be treated as a pendrive. All the variants uses Receive Diversity (Rx) to enhance the reception of the signal strength and thereby ensures better speed and stable connection which are all even compatible to use the WCDMA / EDGE / GPRS / GSM networks.

The physical appearance of this USB modem is very compact and measures a dimension of around 71 x 26 x 12.5 mm. It can be used on desktops and laptops which runs on either Microsoft Windows, Mac and Linux operating systems and a dialer is provided for suitable use in this regard. Tata Docomo USB modems can be used with the different 3G plans available for both prepaid and postpaid subscribers and the various details can be found in the table mentioned below.

Prepaid Unlimited Tariffs
Price	Data Usage	Peak Speed	Data Usage (Peak Speed)
Rs.1000	Unlimited	3.6 Mbps	5GB
Rs.1250	Unlimited	3.6 Mbps	10GB
Rs.1275	Unlimited	7.2 Mbps	5GB
Rs.1500	Unlimited	7.2 Mbps	10GB
Postpaid Unlimited Tariifs
Monthly Rental	Data Usage	Peak Speed	Data Usage (Peak Speed)
Rs.1000	Unlimited	3.6 Mbps	5GB
Rs.1250	Unlimited	3.6 Mbps	10GB
Rs.1275	Unlimited	7.2 Mbps	5GB
Rs.1500	Unlimited	7.2 Mbps	10GB
Rs.2000	Unlimited	21 Mbps	15GB
Prepaid and Postpaid Basic Tariffs
Price	Data Usage		Peak Speed
Rs.500	650MB		3.6 Mbps
Rs.750	2GB		3.6 Mbps

The price of the Tata Docomo Data Card or USB modem is fixed at Rs.1,999/- for the HSDPA e-Stick, Rs. 2,600/- for the HSUPA e-Stick and Rs. 3,500/- for the HSPA e-Stick respectively. The availability of their 3G service in India is still restricted to a few circles only and has not covered all the places as of now. For any query regarding the Tata Docomo 3G data cards, you may call their toll free number at 1800 266 121 which is their official helpline to assist the consumers in problems relating to any technical issues while using their wireless modems.