Thumb Score: +24 Amazon [amazon.com] has Sennheiser HD 600 Open-Back Dynamic Wired Headphones for $272. Shipping is free. Price $227.95 lower (46% savings) than the list price of $499.95 $15.89 lower (6% savings) than the previous price of $287.89 *Deal history:[LIST][*]Frontpage Deal at $265 with 59 Deal Score and 33 comments.