Sun works on the 1800mhz only., kaya kailangan mo talaga dual band.

I just found out na hindi rin pwede yung mga US dual bands dahil 900/1900mhz sila, had to ditch my US Samsung Dual Band

If you want to retain your old SIM while migrating to SUN, bili na lang kayo ng dual SIM adapter para gamit niyo pareho...no need for an extra phone. 150-250 in Quiapo or GH depende sa model ng phone.

Question lang po sa mga taga Sun:

Sa Prepaid Simpack na nabili ko nakalagay na standard feature ang "teleconferencing" or conference call...sabi naman ng CS ninyo pang postpaid lang yun.

Paki linaw lang po.

Overall satisfied ako sa service ng Sun; I can make and receive calls from as far as Davao and Pangasinan.