Do you have a question about the Supra NiTRO-X and is the answer not in the manual?
Crucial safety advice on listening volume, traffic awareness, and child safety.
Instructions for charging the earphones and gradually adjusting volume for safe use.
Guidance on selecting and fitting ear pads and wings for optimal comfort and audio.
How to adjust cable length using clamps for optimal microphone placement and comfort.
Optimal charging practices and tips for extending battery service life.
Table detailing expected battery life in hours based on output current.
Explanation of the remote control buttons for playback, calls, and smart assistant.
Interpreting LED indications and voice prompts for earphone status and battery level.