Excellent condition, I bought these but then received a new pair for my birthday. I tried these out once. Great sound quality Advanced Noise Cancellation Technology: Maintain your focus with Life Q30’s hybrid active noise cancellation. Dual noise-detecting microphones pick up and filter out up to 95% of low-frequency ambient sound to ensure nothing distracts you from your music. Ultimate Noise Cancellation Experience: Customize Life Q30’s noise cancellation with 3 modes—Transport minimizes airplane engine noise, Outdoor reduces traffic and wind, and Indoor dampens the sound of busy offices with people talking in the background. Hi-Res Music: Hear every detail of your favorite songs thanks to Life Q30’s 40mm drivers. The highly-flexible silk diaphragms reproduce thumping bass and crisp treble that extends up to 40kHz for improved clarity. 40-Hour Playtime: Life Q30 active noise cancelling headphones play up to 40 hours of music in noise cancelling mode. Standard mode extends the playtime to 60 hours, while a short 5-minute charge gives you 4 hours of listening. Pressure-Free Comfort: Life Q30 active noise cancelling headphones have ultra-soft protein leather earcups with memory foam padding to fit snugly over your ears.