I purchased a set of these headphones from another supplier because PB was out, the other 'site doesn't allow reviews. The sound on these things is good, the mic is OK (can't tell whether it's above-average or just average, but it does at least an adequate job) however overall I'm quite disappointed. The text manual has broken English and basically just consists of instructions to install drivers from CD. The CD install also has broken English. To my surprise and dismay there are a few defects in the product, apparently you can't turn the lights off (or if there is a way it's a state secret), they flash and pulsate constantly. It's hard to...view more