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Bosnia and Herzegovina -
English / $USD
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Benin -
English / $USD
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Bermuda -
English / $USD
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Bhutan -
English / $USD
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Bolivia -
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Botswana -
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Brazil -
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Brunei -
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Cambodia -
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Cameroon -
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Canada -
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Bulgaria -
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Chad -
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Chile -
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Colombia -
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Costa Rica -
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Djibouti -
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Dominica -
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Dominican Republic -
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Egypt -
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Fiji -
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Gabon -
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Canary Islands -
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The Gambia -
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Georgia -
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Ghana -
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Grenada -
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Guinea -
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Guyana -
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Hong Kong -
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India -
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Indonesia -
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Israel -
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Ceuta -
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Jamaica -
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Jordan -
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Kazakhstan -
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Kenya -
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Kiribati -
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Republic of Korea -
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Kuwait -
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Kyrgyzstan -
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Laos -
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Liberia -
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Croatia -
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Macao -
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Madagascar -
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Malawi -
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Malaysia -
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Maldives -
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Mali -
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Mexico -
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Mongolia -
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Cyprus -
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Montserrat -
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Morocco -
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Mozambique -
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Namibia -
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Nepal -
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Niger -
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Nigeria -
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Norfolk Island -
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Northern Ireland -
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Oman -
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Denmark -
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Pakistan -
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Panama -
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Papua New Guinea -
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Paraguay -
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Peru -
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Philippines -
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Qatar -
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Rwanda -
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Samoa[12] -
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Saudi Arabia -
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Estonia -
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Senegal -
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Seychelles -
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Sierra Leone -
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Singapore -
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Solomon Islands -
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South Africa -
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Sri Lanka -
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Saint Kitts and Nevis -
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Saint Lucia -
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Saint Vincent and the Grenadines -
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Finland -
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Suriname -
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Tajikistan -
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Tanzania -
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Thailand -
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Togo -
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Tonga -
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Trinidad and Tobago -
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Tunisia -
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Turkmenistan -
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United Arab Emirates -
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France -
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Uruguay -
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Uzbekistan -
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Zambia -
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Vietnam -
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Antigua and Barbuda -
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Australia -
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Belarus -
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Belize -
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Burkina Faso -
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French Guiana -
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Burundi -
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Cayman Islands -
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Central African Republic -
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Democratic Republic of the Congo -
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Democratic Republic of the Congo[3] -
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Cook Islands -
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Cuba -
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England -
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Equatorial Guinea -
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Germany -
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Eritrea -
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Ethiopia -
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Faroe Islands -
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French Polynesia -
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Guatemala -
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Guernsey -
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Honduras -
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Iraq -
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Greece -
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Cote d'Ivoire -
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Japan -
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Jersey -
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Lebanon -
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The Kingdom of Lesotho -
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Libya -
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Liechtenstein -
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New Caledonia -
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New Zealand -
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Nicaragua -
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Greenland -
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Russian Federation -
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Saba -
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São Tomé and Príncipe -
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Scotland -
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Saint Kitts -
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Sint Eustatius -
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Eswatini -
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Tahiti -
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Tuvalu -
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Uganda -
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Guadeloupe -
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Ukraine -
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Union Island -
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United Kingdom of Great Britain and Northern Ireland -
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Venezuela -
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Wales -
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Wallis and Futuna -
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Yemen -
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Zimbabwe -
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Hungary -
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Iceland -
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Italy -
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Kosovo -
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Latvia -
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Albania -
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Lithuania -
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Luxembourg -
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Macedonia -
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Madeira -
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Malta -
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Martinique -
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Mayotte -
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Melilla -
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Moldova -
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Monaco -
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Andorra -
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Montenegro -
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Netherlands -
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Norway -
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Poland -
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Portugal -
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Republic of Ireland -
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Reunion -
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Romania -
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Saint Barthelemy -
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San Marino -
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Aran Islands -
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Serbia -
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Slovakia -
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Slovenia -
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Spain -
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Sweden -
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Switzerland -
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The Czech Republic -
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Turkey -
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Vatican City State -
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Afghanistan -
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Aruba -
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American Samoa -
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Bonaire -
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British Virgin Islands -
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Comoros -
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Curacao -
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Timor-Leste -
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Ecuador -
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El Salvador -
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Guam -
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Kosrae -
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Austria -
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Marshall Islands -
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Federated States of Micronesia -
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Northern Mariana Islands -
English / $USD
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Palau -
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Pohnpei Island -
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Puerto Rico -
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Rota -
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Saipan -
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Santa Cruz -
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Saint John -
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Azores -
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saint martin -
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St. Thomas -
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Tinian Island -
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Tortola Island -
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Truk Islands -
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Turks and Caicos Islands -
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U.S. Virgin Islands -
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United States -
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Virgin Gorda -
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Yap Islands -
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Belgium -
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Algeria -
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Angola -
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Anguilla -
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Argentina -
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Armenia -
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Azerbaijan -
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The Bahamas -
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Bahrain -
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Bangladesh -
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Barbados -
English / $USD
As a distributor based in the US, my customers' top priorities are price and quality, and I am pleased to say that QSFPTEK satisfies both requirements. I have been collaborating with QSFPTEK for a year now and have not received any negative feedback from my customers during this time. On the contrary, my customers frequently offer compliments about the quality of QSFPTEK's products.
Transceivers typeQSFP-40G-SR4
CompatibleArista
Verified Purchase
Helpful
0
I choose the QSFP-40G-SR4 with Talia’s recommendation, which Exceeded my expectations at such a low price, with a total stably 40Gbps bandwidth by each channel carrying a 10 Gbps data rate, that’s amazing, outstanding product.
Transceivers typeQSFP-40G-SR4
CompatibleArista
Verified Purchase
Helpful
0
Thanks for your kind customer service, for the first cooperation, I want to give you full-star feedback, what’s important to me is the high-performance support on my device, very nice products.
Transceivers typeQSFP-40G-SR4
CompatibleArista
Verified Purchase
Helpful
0
Amazing! Perfect performance module here, as soon as I get it in hand, I plug it into the switch and recognized it in a second, it looks like matched my switch well. I am planning to purchase some more items. I like it!
Transceivers typeQSFP-40G-SR4
CompatibleArista
Verified Purchase
Helpful
0
My 7050QX-32S switches recognize these optics quickly.
Transceivers typeQSFP-40G-SR4
CompatibleArista
Verified Purchase
Helpful
0
My delivery run very well and I don't even need to contact customer service, every purchase with QSFPTEK is very reassuring. All 7pcs 40GBASE-SR4 modules I have purchased are working very well.
Transceivers typeQSFP-40G-SR4
CompatibleArista
Verified Purchase
Helpful
0
When I was searching the web for a 40G Cisco compatible module solution, a friend recommended me to try the module here. I've tried them on a number of Cisco switches and they all work fine. These mods seem to last a long time. I will definitely buy some more.
Transceivers typeQSFP-40G-SR4
CompatibleArista
Verified Purchase
Helpful
0
Immediately used after receiving the goods, looking forward to it for a long time, purchased 6 QSFP+ ports for nexus 3172 switch, immediately recognized and available. Bandwidth and transfer speed tests were exactly as expected.
Transceivers typeQSFP-40G-SR4
CompatibleArista
Verified Purchase
Helpful
0
It's the first time I bought a product from QSFPTEK, the price is affordable, the quality is good, the first purchase experience is very nice, QSFPTEK can be used as my future purchase platform.
Transceivers typeQSFP-40G-SR4
CompatibleArista
Verified Purchase
Helpful
0