Investor Presentaiton

34 Improving coverage & capacity of mobile data network... ...to monetize future increasing demand for mobile data • Pioneers in active network sharing ⚫ Joint rollout (3G: 2011, 4G/LTE: 2014) • 2G/3G consolidation since 2013 (40% target) ...execution to be continued by CETIN 5% LTE outdoor coverage 99% 80% 32% Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 2014 2015 2016 LTE densification & capacity improvement 4GLTE+ • ~2.5 thousand new LTE sites in 2016/17 • 2CC (4GLTE+) already available in 100% of Prague (Brno to be covered during 2018) • 3CC available in selected parts of two major cities First 4.5G commercial launch (up to 1.2Gbs) O₂ 2

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