MTN: MTN formerly M-Cell, is a South Africa-based multinational mobile telecommunications company, operating in many African, European and Asian countries. Its head office is in Johannesburg. As of 30 September 2015, MTN recorded over 300 million subscribers across its operations.The company sponsored the CAF Champions League football competition as well as APOEL FC, winners of the Cypriot First Division in 2009, 2011, 2013,2014 and participants in the 2009–10 and 2011–12 UEFA Champions League.On 18 March 2010, it was announced that MTN signed a sponsorship deal with English football club Manchester United F.C.GSM-900 (GPRS, EDGE)2100 MHz UMTS, HSDPA.
Orange: Orange formerly is a French multinational telecommunications corporation. It currently employs about 170,000 people, 105,000 of them in France, and has 263 million customers worldwide. In 2012, the group had revenue of €43.5 billion. Its head office is in the 15th arrondissement of Paris, and the current CEO is Stéphane Richard. The company is a component of the Euro Stoxx 50 stock market index.Orange has been the company’s main brand for mobile, landline, internet and IPTV services since 2006. The brand originated in 1994 when Hutchison Whampoa acquired a controlling stake in Microtel Communications during the early 1990s and rebranded it as Orange. It became a subsidiary of Mannesmann in 1999 and was acquired by France Télécom in 2000. The company was rebranded as Orange in July 2013.GSM-900 (GPRS, EDGE)2100 MHz UMTS, DC-HSPA+.
Moov: GSM (GPRS, EDGE)2100 MHz UMTS, HSPA+.branded trade name literally “communications”), is a multinational UAEbased telecommunications services provider, currently operating in 15 countries across Asia, the Middle East and Africa. As of February 2014, Etisalat is the 13th largest mobile network operator in the world, with a total customer base of more than 150 million. Etisalat was named the most powerful company in the UAE by Forbes Middle East in 2012.On 4 March 2014, Etisalat reported net revenue of US$10.6 billion (AED 38.85 billion) and net profits of USD US$1.93bn (AED 7.08 billion).The total market capitalization of the company in 2012 was $22 billion (AED 81 billion).It is one of the only two telecommunications service provider companies in the country, the other one being Emirates Integrated Telecommunications Company.
Warid: mobile telecommunication investment firm whose portfolio companies provide telephony services in the Republic of the Congo, Pakistan, andUganda.Warid Telecom International LLC, purchased a license for operating a nationwide mobile telephony network, (WLL) and long distance international (LDI) for $291 million US dollars and was the first venture of Warid Telecom International LLC. The licence was bid for and acquired by a team led by Bashir Tahir the former CEO of the Abu Dhabi Group, which is the parent company of all Warid operations. Warid Pakistan launched its services in May 2005. Within 80 days of launch Warid Pakistan claims to have attracted more than 1 million. users.On June 30, 2007, Singapore Telecommunications Limited (SingTel) and Warid Telecom announced that they have entered into a definitive agreement subsequent to which SingTel will acquire a 30 percent equity stake in Warid Telecom for an estimated $758 million, valuing the company at an enterprise value of $2.9 billion.SingTel sold back that stake in January 2013 for $150 million and a right to receive 7.5 per cent of the net proceeds from any future sale, public offering, or merger of Warid.
Mobile Cafe: GSM
YooMee : commonly marketed as is a standard for wireless communication of high-speed data for mobile phones and data terminals. It is based on the GSM/EDGE andUMTS/HSPA network technologies, increasing the capacity and speed using a different radio interface together with core network improvements. The standard is developed by the 3GPP (3rd Generation Partnership Project) and is specified in its Release 8 document series, with minor enhancements described in Release 9.LTE is the natural upgrade path for carriers with both GSM/UMTS networks and CDMA2000 networks. The different LTE frequencies and bands used in different countries will mean that only multi-band phones will be able to use LTE in all countries where it is supported.