First, I'd like to thank Sennheiser USA for asking me to do a review on their new HD-1 in-ear Wireless headphone (HD1). This review contains my honest feedback, and I have received no financial compensation for doing this review. I may, however, keep the review sample - and I'm quite pleased about that. Read on to find out why. At face value, I'm not the target market for this IEM. First, I often have fit issues with IEMs. Secondly, I've become accustomed to carrying around a pack of cables with me whenever I go to work, and of carrying around a...