An elderly friend of mine is having a problem with sennheiser tr840 headphones & how they are charged & what lights on the base station indicate (red/green). I was hoping to find a manual so I can take it to the site & check it out. thanks

Asked by whoizzy on 11/04/2014 0  Answer

ManualsOnline posted an answer 9 years, 6 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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