Reliance Net — reliance net connect 1x hi speed usb modem : how to use

Sir

I have reliance data card which i purchased from some one 5-6 years back. Dont know how to recharge this data card and how but i still have the detail present in that dongle the following are:-

Model - ac8720

Pid - c/v2

Fcc id - q78-ac8720

Rsn - rztcdc[protected]

Meid - a000001f9a1aa17