Investor Presentaiton

Mobile Business Double digit growth of data, financial services, and HW revenue... ...more than compensating roaming abroad & B2B pricing impact Slovakia Mobile Revenue[1] CZK millions (% change y-o-y) Czech Mobile Revenue +7.5% +3.5% +193 +45 14,319 496 (+13.6%) +118 +13 (+0.8%) (+18.4%) (+6.8%) 14,816 -266 -103 (-4.1%) (-14.7%) +127 [2] 9M 16 Voice Messaging Data Financial S. Interconnect Hardware Other 9M 17 16 [1] Key drivers: Data: +37%, Hardware: +33%; O2 Slovakia, growth rate in local currency (EUR); [2] incl. electronic sales reporting HW O₂ 2

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