USED Sony headset, Sony Mark 6 over-ear headphones, active noise cancellation, Bluetooth, USB (for charging), built-in microphone, black color The headset is very, very excellent, like the agency, new, my use is limited to it, by God, it's agency. I bought it a short while ago for travel and my use is very little, about once a month. I bought it for 1700 Its price for the serious buyer, its bag is with it The price is negotiable Condition: Used