Swedish headphone company NOCS has released its NS600 Crush earphones ($150). The NS600 Crush features two drivers per earphone, creating a tweeter-woofer setup with full-range sound. Noise-isolating silicone sleeves fit on the earphones’ aluminum housings, which are combined with a tangle-free Kevlar cable. A remote and mic, carrying case, extra sleeves, and airplane adapter are included with the earphones. Notably, the NS600 Crush appears…