Thanks for posting and welcome to the community. I am very sorry to hear that you are experiencing this issue and would love to assist you further.
Firstly I would recommend that you ensure that you install a new battery in the headphones ensuring that it is correctly installed. If the issue still continues I would highly recommend getting in touch with our Customer Service Team via clicking this link. Then kindly scroll and select your region, once this is done please scroll to Contact Us. The team will be on hand and ready to help.
Please update me on the result of this.
Hector B - Community Support
Apr 7, 2020
I have a similar problem. I have not use my head phones in a couple of years. I changed the battery twice. I have tried both connection cables/chords. The headset blocks the sound of what I am playing but I cannot hear anything. Yes, I turned them on. :~). Any thoughts are appreciated.