- GSM (Global System for Mobile Communications) is one of the world's leaders in the area of digital cellular communication systems and is ranked among the second-generation (or 2G) products. The GSM network was launched in 1991. In late 90s of the last century the GSM was successfully introduced in more than 100 countries of the world and became "de-facto" the mobile communication standard in Europe and Asia.
- Additionally, compared to NMT-450³ set of standard services, the core distinction of the GSM is the digital transfer of voice, messages and other data, at high quality and communication standards.
- The most popular standards GSM-900 and GSM-1800 were designed in 1992 as European standards.
- UMC launched the network of GSM-900 standard in 1997 and the GSM-1800 in early 2001. Thanks to two-standard GSM phones that support GSM-900 and GSM-1800, you may enjoy the benefits of both standards! Two-standard phone may be automatically connected to the network that provides more powerful signal, guaranteeing the high quality of your communication.
- In Ukraine, in addition to UMC, Kyivstar GSM and Ukrainian RadioSystems (WellCOM) apply GSM-900 standard. Golden Telecom and Kyivstar GSM use the GSM-1800. As compared to "Êyivstar GSM", Golden Telecom and WellCOM, UMC provides the broadest coverage in Ukraine and international roaming, offers more supplementary services and benefits.
- UMC offers subscription to both standards – analog NMT and digital GSM in the special service plan GSM+NMT.
- UMC subscribers may enjoy the benefits of standards, two phone numbers but pay only.
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GSM operator #1 in Ukraine!
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