Is the phone brand new with the seal unopened and will it work in the UK on the Vodafone network?

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Is the phone brand new with the seal unopened and will it work in the UK on the Vodafone network?

Korean version, unsealed for activation before export. It works with the UK networks Please check below with your carrier 4G BANDS LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 14(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500), 46(5200), 48, 66(1700/2100) 5G BANDS TDD Sub6 N78(3500)