Junsun V1 Pro Firmware
If it doesn't, go to and select USB storage.
Some firmware versions aim to stabilize GPS, AV input, and Bluetooth connectivity. Firmware Update Procedure Preparation: junsun v1 pro firmware
If it doesn't, go to and select USB storage.
Some firmware versions aim to stabilize GPS, AV input, and Bluetooth connectivity. Firmware Update Procedure Preparation:
