If you got sepcial request,
please whatsApp contact our support +65 9478 1225.
www.t-mobile.com/coverage-map.html
*For dual phone users, You need to put this SIM card into slot which supported 4GLTE , and leave your other slot empty while using this card.
*For Customization version phone cannot be used.
*If your phone locked by carrier cannot use this sim card.