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Excellent domestic service in urban and semi urban areas. Inadequate service in rural and remote areas (2010), good international service (2010). The latest trend is the Fixed 4G LTE and 5G technologies, because of this technology many Sri Lankans who live in rural and remote areas can now access a good telephone and broadband internet service.
Country or Territory Operator VoLTE B1 2100 MHz B3 1800 MHz B5 850 MHz B7 2600 MHz B8 900 MHz B20 800 MHz B28 700 MHz B31 450 MHz B40 2300 MHz B41 2500 MHz CA [G 1] schemes References & Notes
Voice over Long-Term Evolution (acronym VoLTE) is an LTE high-speed wireless communication standard for voice calls and SMS using mobile phones and data terminals. [ 1 ] [ 2 ] VoLTE has up to three times more voice [ 3 ] and data capacity than older 3G UMTS and up to six times more than 2G GSM .
The newest expressway is the Port Access Elevated Highway running from New Kelani Bridge, Colombo to Athurugiriya, It is estimated to be finished in 2025. All E-Grade highways in Sri Lanka are access-controlled, toll roads with speeds limits in the range of 80–110 kilometres per hour (50–68 mph).
4G : FDD LTE : B1/B3 (Roaming on Truemove H, B8 prohibited) 4.5G : Up to 2xCA B1+B3, nationwide 4x4 MIMO on B3, 256/64QAM 4G Calling ( VoLTE , ViLTE ) : Unsupported
Sri Lanka Telecom PLC (Sinhala: ශ්රී ලංකා ටෙලිකොම්, romanized: Śrī Laṃkā Ṭelikom, Tamil: ஸ்ரீலங்கா டெலிகொம்), doing business as SLT-MOBITEL, is the national telecommunications services provider in Sri Lanka and one of the country's largest companies [3] with an annual turnover in excess of Rs 100 billion.
Dialog Axiata PLC (Sinhala: ඩයලොග් ආසිආටා පීඑල්සී, romanized: Ḍayəlog Āsiāṭā PīElSī, Tamil: டயலொக் ஆசியாடா பிஎல்சி) (formerly known as MTN Networks and later Dialog Telekom), is one of Sri Lanka's largest [2] telecommunications service providers, and the country's largest mobile network operator with over ...
Hutchison Telecommunications Lanka (Pvt) Ltd, d.b.a. Hutch (Sinhala: හච්, Tamil: ஹட்ச்) is a Sri Lankan telecommunication service provider and the country's third largest mobile network operator, with approximately 3.6 million subscribers of the Sri Lankan mobile market as of June 2023.