This Renewed product is tested to work and look like new with minimal to no signs of wear & tear; the product comes with relevant accessories and is backed by a minimum six month seller warranty; box may be generic With up to 50-hour battery life and quick charging, you’ll have enough power for multi-day road trips and long festival weekends. Great sound quality customizable to your music preference with EQ Custom on the Sony | Headphones Connect App. Boost the quality of compressed music files and enjoy streaming music with high quality sound through DSEE. Designed to be lightweight and comfortable for all-day use.