The camera version needs to upgrade via the PC. And transmitter, receiver need to be connected before upgrading.
- Connect the receiver to your computer using the provided USB cable
- Open the software on your computer, it will automatically identify the microphone driver. Then click "upgrade" to do the upgrade.
- When upgrading, the LED on transmitter and transmitter will display a steady pink light. Wait for the progress bar on the software to complete. After finished, the LED on transmitter and receiver will return to the previous color, indicating the upgrade successful.