Cowin (99% positive in the last 12 months from 1,728 ratings) via Amazon offers the Cowin E-7 Active Noise Cancelling Wireless Bluetooth Over-ear Stereo Headphones for $38.99 shipped when code K8WP23JH is applied at checkout. That takes $31 off the regular going rate and is an all-time low. Rated 4/5 stars from 1,704 reviewers.

Cowin E-7 Bluetooth Headphone Features Include:

  • Significant noise reduction for travel, work and anywhere in between. Active Noise Cancelling technology—-turn off the noise cancelling mode by flipping the switch when you needed.
  • Proprietary 40mm large-aperture drivers. Exceptional clarity throughout an extended frequency range, with deep, accurate bass response.
  • Lightweight comfortable around-ear fit you can wear all day long. 90° swiveling earcups, professional protein earpad and headband material delivers more durability and comfort.
  • On-Board Mic pulse remote for taking calls, volume control and switching up playlists.
  • 30 hours playtime at Bluetooth mode. Enjoy music all the time when the battery dead using the 3.5mm audio cable. 18-month warranty and quick response & friendly customer service. What’s In The Box: Cowin E-7 Bluetooth Headphones, Micro USB Cable, 3.5mm audio cable, User guide

E7 Active Noise Cancelling headphones are the best-performing around-ear headphones from COWIN. They give you crisp, powerful sound–and quiet that lets you hear your music better. They give the music you love deep, clear sound. At the same time, COWIN active noise cancelling technology monitors the noise around you and cancels it out, helping you focus on what you want to hear–whether it’s your music, your calls or simply peace and quiet.