But Jia Wei was not an ordinary tinkerer. He was a ghost in the machine, a former firmware engineer for a white-label STB manufacturer, blacklisted for exposing backdoors in three million devices. The B760HS2 was his white whale.
Some versions allow you to use an external SD card to effectively increase the device's internal memory for storing more apps. Zte Zxv10 B760hs2 Custom Firmware