Airtel operates a GSM network across its countries of operation, offering 2G, 3G, and 4G services. It is the largest mobile telephony provider and the second largest fixed telephony provider in India. Airtel is also certified by Cisco and serves as a carrier for national and international long distance communication services. Additionally, it has a submarine cable landing station in Chennai, connecting the submarine cable between Chennai and Singapore. Airtel aims to provide high-speed connectivity with its #BeLimitlessWithAirtel5GPlus service.