If your INZONE H9 II headphones are not operating properly, you can often resolve the issue by resetting or initializing the headphones. Follow the steps below to restore normal operation.
Step 1: Reset the Headphones (INZONE H9 II)
Resetting the headphones can resolve minor issues without deleting Bluetooth pairing information.
How to reset
- Connect the headset to an AC outlet.
- Use the supplied USB Type-C cable and a commercially available USB AC adaptor.
- Confirm that the charging indicator lights up in orange.
- Press and hold the Power button and the Bluetooth button simultaneously for about 5 seconds.
- When the charging indicator turns off, the reset is complete.
- Release both buttons. The charging indicator will light up again.
Note: Resetting the headphones does not delete Bluetooth pairing information.
Step 2: Initialize the Headphones (Factory Reset) (INZONE H9 II)
If resetting does not resolve the issue, initialize the headphones to restore factory settings.
How to initialize
- Turn off the headset.
- Disconnect the USB Type-C cable.
- Press and hold the Power button and the Bluetooth button simultaneously for 10 seconds or longer.
- When initialization is complete, the power indicator flashes white four times.
Note: Initialization restores the headphones to factory settings and deletes all Bluetooth pairing information. After initialization, perform Bluetooth pairing again.