This is an international version from TAIWAN that contains Chinese characters on the packaging. For software settings, sellers will include a step-by-step instruction guide on how to change the language and set up voice/data connections to work with US carriers. Please note that this product is ONLY compatible with GSM networks (AT&T and T-Mobile etc.) and is NOT compatible with CDMA networks (Sprint, Verizon and US Cellular etc.).
Note that manufacturers may not honor warranty for international cell phones. As such, the serial/IMEI may not be correctly recognized by your local carrier or manufacturer.
This phone will work on GSM SIM cards like AT&T or T-Mobile or any other GSM SIM Card network provider but it will NOT work on CDMA such as Sprint, Verizon or US Cellular or Boost Mobile or any other CDMA Networks.