Where to contact for any problem in the data card ?

Although fault in data card is remote, you may contact nearest BSNL Customer Service Centre for any help.

How to Install the Data Card in Desktop/Laptop?

The CD provided along with Data card may be used to install it. The CD is self running & interactive, you will be able to install it yourself.

Will I be able get full 2.4 Mbps speed?

This depends on how far you stay from CDMA BTS, either with EVDO network or CDMA 1x. You will get very good speeds if the tower is within 2 “ 3 KMs radius.

How can I find out if there's a tower near my house?

You need to visit your nearest BSNL Customer Service Centre and they will check your address.

What is EV-DO?

Evolution-Data Optimized / Evolution-Data ( often abbreviated as EV-DO or EVDO and often EV) is a telecommunications standard for the wireless transmission of data through radio signals, typically for broadband Internet access. It provides fast wireless broadband internet service directly to your laptop/Desktop.

What is CDMA 1x?

CDMA 1x is the previous version or the older version of EVDO.

What is CDMA?

CDMA, Code Division Multiple Access, uses advanced mathematical techniques to allow multiple wireless devices to transmit simultaneously on the same frequency. Every device, such as a mobile phone, is assigned a unique mathematical signature. It applies this signature to the original signal and transmits the modified signal. A receiver applies the inverse of the mathematical operation to recover the original signal.

What is the speed of CDMA 1x?

CDMA 1x offers up to 144 Kbps.

What is the difference between CDMA 1x and EVDO?

CDMA 1x is relatively older when compared with EVDO in terms of speed and performance. While CDMA 1x offers 144 Kbps, its successor EVDO offers up to 2.4 Mbps.

Can I use a EVDO device to access CDMA 1x network?

Since EVDO devices offers backward compatibility, you can access a CDMA 1x network with EVDO device.