Like Tata Photon Plus and Reliance Netconnect, MTS MBlaze has specified their coverage. From their website, it is available at
Ahmed Nagar
Asansol
Bahadurgarh
Bangalore
Banglore Rural
Belgaum
Bellary
Bhiwadi
Bhiwandi
Calicut
Chennai
Coimbatore
Davanagere
Delhi
Dhanbad
Durgapur
Erode
Faridabad
Gangtok
Ghaziabad
Goa
Gurgaon
Hubli Dharward
Jaipur
Jalgaon
Jodhpur
Kochi
Kolhapur
Kolkata
Kollam
Kota
Madurai
Mangalore
Mumbai
Mysore
Noida
Outer Mumbai
Panipat
Patna
Pondicherry
Pune
Ranchi
Rohtak
Salem
Sangli
Siliguri
Solapur
Sonipat
Thoothukkudi
Tirunelveli
Tiruppur
Trichure
Trichy
Trivendrum
Tumkure
Udaipur
Vellore

Tariffs available at their website – http://www.mtsindia.in/Mumbai/netonthego.html . A wide variety of tariff plans and combinations are available, with cheaper night surfing.

They offer free Browsing on some popular websites like:
www.yahoo.co.in | www.wikipedia.org | www.makemytrip.com | www.cricinfo.com | www.shopping.indiatimes.com

2 Models of the internet device are available

Premium model – Rs 2299
• Plug & Play enabled
• Speed upto 3.1 Mbps
• Fastest uploads at a speed to upto 1.8 Mbps
• Micro SD card slot for data storage
• swivel modem for flexible usage

Standard model – Rs 1999
• Plug & Play enabled
• Speed upto 3.1 Mbps
• uploads at a speed to upto 1.8 Mbps

From Sistema Shyam TeleServices Limited (SSTL). Some retailers are selling the device at Rs 2500