7.8mm inner ear XWB (Extra Wide Band) Sennheiser IE800 dynamic driver 7.8mm inner ear XWB (Extra Wide Band) Sennheiser IE800 dynamic driver Post navigationPrevious post: 7.8mm inner ear XWB (Extra Wide Band) Sennheiser IE800 dynamic driver Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of new posts by email.