Super fast Internet

Less time buffering and more video chatting, uploading family videos, and playing your favourite on-line games. All you need to do is click and you’re there.

Wide Coverage

Most extended wired network in Bengal.

Easiest installation

Quickest, hazard-free start-up in almost no time.

Rapid Download

Fastest download of digital media files across internet.

Adaptable Technologies

If is required in scenario, adapt EOC, POE and more…

Minimum Downtime

Dedicated service team curtail downtime to littlest.

Customer Care

Service desk is ready for 24X365 for technical assistance.

Our Features

If you're looking for speed Internet access, you are at the right place. Grb Infotech has been a leader in high-speed Internet for well over a decade. Explore your internet connection’s full potential with us and enjoy complete home and business solution.
The online experience gets a whole lot better with Alliance Broadband.


We enhanced our network infrastructure for domestic and businesses.


We provide Minutes for best carrier to ensure dependable voice traffic.

Leased Line

Dedicated, steady and consistent internet connectivity for business.

Peer to Peer File Cloud

Decentralized file sharing model to download large media files in minimum time.

Flexible VoIP Service

GRB Infotech is reformulating the mechanism for VoIP service flexibility.

Smooth Graphics

Online streaming HD videos, games, mapping and other graphical applications.

Fast, dependable and Connected

GRB Infotech High-Speed Internet service offers multiple options to fit all your online needs.





Streaming Videos


Online Gaming


Why People like us?

It just takes your nearest cable operator connects the cable to your premises. Fix IP address, login and start using.

Quad core service combination. Our Network operation center, Pro active service desk, Field Engineers, and Fiber team lead downtime to be minimum even in disaster time

Super fast ! You can download really huge data in minimum time.

without having to worry about buffering while playing online games or viewing online HD movies.


GRB INFOTECH brings you a lot of different types of Internet Packages. Check out our tariff section and we'll show you Which available package suits your need.

More ways to connect

Besides of mainstream broadband network, adaptation is made to combine cable television (CATV) signals with Ethernet-based digital data traffic for transmission to subscriber homes using existing in-home coaxial access networks. There is also implemented another technology named Power over Ethernet (POE) which lets network cables carry electrical power, comes into play in many ROB sector, when everywhere power source is hardly available.

Internet Entertainment

Our broadband service emphasizes both on interactive entertainment and content,including multi-player gaming,video chat communications,live video streaming, music and videos streaming, online serial shows,online shopping and Geo-location applications.We target for a more immersive, interactive,enriching and engaging content consumption experience .

Far-Reaching Coverage

GRB INFOTECH fiber availability gradually becomes more ensuring to our interested customer, that their locality is enabled for having Alliance Broadband’s superfast internet connection. Check for your nearest cable operator if they are providing GRB INFOTECH Bandwidth….. In most cases, it will return yes. The next step is to order for your Internet connection and enjoy high speed bandwidth experience.

Equipped to serve

GRB INFOTEch holds real set-up to claim itself most reliable and responsible. Wide range of fiber network, large network operation center, Fiber line-up to maintain backbone network, multiple redundant for real –time load-balancing and backup, network cloud for file sharing, continuous monitoring for network tomography and route analysis, 24 X 365 available service engineers, toll free helpdesk allows us to offer more options, more reliability.

We Say to our clients

Enjoy consistently fast speeds to match the pace of your life!

Upload pictures, download movies and songs, play online games. It all happens quickly and smoothly


Unlock your Internet’s full potential with GRB INTERNET and enjoy complete digital freedom.

A happy internet experience

We all need people who will give us feedback. That's how we improve

How to get Assistance

Ways to reach to GRB Helpdesk are:
1. End users can log a call at the helpdesk by making a phone call to Helpdesk analysts sitting at GRB Infotech technical service desk. Feel free to call Toll Free No: +91-9467181801.