| Model | Regions | Typical Filename Clue | |-------|---------|------------------------| | BBF100-1 | North America (AT&T, T-Mobile, Verizon via certified) | KEY2_NA_Autoloader | | BBF100-2 | Global / EU / Asia (unlocked) | KEY2_GLOBAL_Autoloader | | BBF100-6 | China / select Asian markets | KEY2_CHN_Autoloader |