Sennheiser Audio Players & Recorders - Page 6 - Recent Questions, Troubleshooting & Support


I would return them and either get a new one from them or another manufacturer.

Sennheiser RS... | Answered on May 11, 2017


If the headphones work without issues on another source, then they are not faulty.

Sennheiser HDR... | Answered on Mar 31, 2017


1. turn it off2. hold centre button until blinking blue and red3. briefly press volume down4. turn it off= fixed :)
From Sennheiser UK:http://www.sennheiser.co.uk/uk/home_en.nsf/root/contact_menu_technical-question_telephone_headsets_faqs_mm400_series_bluelight

Sennheiser MM... | Answered on Jan 11, 2017

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