[ Board Software ] BTV-DL09C500B303_Board Software_general_android 7.0_EMUI 5.0_05022FHV_05022GDG.zip
BTV-DL09_C900B300CUSTC900D001_Firmware_China_Nonspecific_Android 6.0_EMUI 4.0_05014KSB.zip
BTV-DL09_BTV-DL09C233B026(China)_6.0_(fastboot flashing).zip