Yamaha reenters the high-end headphone arena with three new flagship models.
Yamaha's hi-fi headphones of years past have many devotees (my own first pair of good cans was the much-loved HP-1), and while the company's mainly been concentrating on lower-end models for some years now, they've gone upscale again with today's announcement of three new Pro models, the 300, 400, and 500, which hearken ba
