Airtel USB modem.

Tariff We offer you a range of tariff plans to choose from:     Standard Plan Plan I Plan II Surf Unlimited   Airtel Data Card Rental Rs.49 Rs. 350 Rs. 599 Rs. 999   Free Bundled Usage NIL 500 MB 1 GB Unlimited   Additional Data Usage (per MB) Re.0.10p/10 KB Rs. 5/- Rs. 3/- NA   Free SMS per Month NA Nil 100 100   Voice Plan Additional Any Plan Voice Rental Inclusive* Voice Rental Inclusive* Voice Rental Inclusive*   MRP Rs. 2,999/-   * Rental - 149/- Local - Rs.1.99/min  STD - Rs.2.99/min  SMS - Rs.1.99/Rs.2.99/Rs.5 (Local, National, International)  ISD & Roaming - As existing Features & Specificatons Features  Quad band EDGE Plug & Play Data, SMS FOR USB PORT EDGE/ GPRS/GSM(SMS) SMS facilities For Notebooks and PCs Fully Customized International Roaming Specifications  GSM/GPRS/EDGE:850/900/1800/1900 MHz EDGE Class 12, GPRS Class 12 Chipset: Qualcomm 6235 USB Stick Form Factor  Internal antenna Size: 67.75×23.2×10mm Weight: 30g System Requirements  Operating System: Compatible with Windows ® 2000, Windows ® XP, Windows ® Vista Price  MRP Rs. 2,999/- Reach Airtel You can write to to us at adcsupport@airtelindia.com for all your queries. However for any service related issue that you face with your Airtel Data Card, you can also call our helpline number at 7070 from your Airtel handset. If you are calling from any other number, then you need to call on the below mentioned numbers available for your respective city. Circle Phone Number   DELHI 9871427070   KARNATAKA 9845907070   ANDHRA PRADESH 9866007070   MUMBAI 9892307070   PUNJAB 9872007070   CHENNAI 9840007070   KOLKATA 9831717070   MAHARASHTRA & GOA 9890107070   GUJARAT 9898547070   TAMIL NADU 9894407070   KERALA 9895377070   UP WEST 9897137070   MADHYA PRADESH 9893327070   HARYANA 9896407070   HIMACHAL PRADESH 9816107070   RAJASTHAN 9829207070