The headphones are new, the box has not been opened. JBL Tune 770NC headphones offer an excellent combination of performance and value. Here are their most prominent features in brief: Smart Noise Cancellation (ANC): Excellent active noise cancellation with Ambient Aware and TalkThru features to hear your surroundings without taking off the headphones. Super Battery: Up to 70 hours of playback (without noise cancellation) and 44 hours with noise cancellation enabled. Fast charging gives you 3 hours of use with just 5 minutes of charging. JBL Pure Bass Sound: Delivers a powerful and pure audio experience with a distinct focus on bass. Multi-Point Connection: Seamless and automatic switching between two devices (like a laptop and phone). Bluetooth 5.3 (LE Audio): Lower power consumption, high connection stability, and readiness for future audio technologies. Comfortable and Practical Design: Lightweight, foldable for easy portability, and supports control via the JBL Headphones app to adjust the EQ to your taste.