Found on early 3G modems and dongles. These are widely supported by free tools like the Huawei Modem Calculator V2 .
Have you successfully used an offline V4 calculator? Share your experience on the forums – but never post your IMEI or unlock codes publicly. Found on early 3G modems and dongles
: Find the 15-digit number on the device sticker or by entering *#06# in the management interface. Found on early 3G modems and dongles