Used and clean headphones Very high sound isolation feature Micro charging cable Reason for selling: No longer needed. Features: The Bose QuietControl 30 headphones provide you with a dazzling audio experience on a new level than what you are used to. The headphones support both wireless connection options via Bluetooth and NFC. These amazing wireless headphones are designed to give you a superior sound experience with complete freedom of movement, so they are equipped with advanced technologies that allow you to control the level of noise cancellation provided by the headphones; To match your different life situations. The Bose QuietControl 30 headphones support connection via Bluetooth and NFC, which enables you to connect them to your devices wirelessly with just one touch. You can also rely on them to make superior quality voice calls, even in noisy environments, thanks to the dual microphone system that reduces ambient noise. The headphones are also characterized by their lightweight design with a neckband that provides you with complete comfort when worn. They are also equipped with a lithium-ion battery that provides you with up to 10 hours of continuous playback when fully charged. In addition to these features, the Bose QuietControl 30 headphones are equipped with a microphone and control buttons to answer calls, with the ability to control music and volume with ease. These headphones are available in a distinctive and elegant black color to suit all your special occasions.