Carriers use specific radio frequencies (bands) to transmit data. For the best 4G or 5G coverage, your phone must have antennas for the exact bands your carrier uses.

Yes, if you buy an unlocked phone, it will work with almost any carrier , but there are a few technical checks to ensure a smooth experience. An unlocked phone is not tied to a specific provider, giving you the freedom to switch between networks like AT&T, T-Mobile , or Verizon by simply swapping SIM cards. Key Compatibility Checks

While "unlocked" means the software restriction is removed, the hardware must still support the carrier's specific technology: