Selling my Bose QC 35 Noise Cancelling Wireless Headphones in Black Have only used a few times for air travel Features: - World-Class Noise Cancellation for Clear and Balance Sound at Any Volume - Bluetooth® and NFC Pairing for Wireless Connectivity - Up to 20-hour Battery Life Per Wireless Charge - Noise-Rejecting Dual Microphone for Clear Phone Calls - Includes Carrying Case, USB Cable and 3.5 mm Audio Cable