Experience the freedom of wireless listening with the JBL Tune 520BT headphones, offering you uninterrupted music for an impressive 57 hours on a single charge. And when you're in a hurry, a quick 5-minute charge gives you an additional 3 hours of playtime, ensuring your music never stops. These headphones feature JBL's renowned Pure Bass technology, delivering superior sound quality anytime, anywhere. The convenient folding design allows them to fit snugly into any backpack or purse, making travel effortless and enjoyable. The JBL Tune 520BT intelligently connects between devices, seamlessly switching to your smartphone for incoming calls while you enjoy videos on another gadget. Designed for comfort, these headphones are perfect for all-day wear, making them an excellent companion for every music lover. Additionally, the JBL Tune 520BT can be personalized, allowing you to add a touch of individuality through customizable doming and sleeve options. Personalization requests must receive approval by JBL and accompany a signed agreement to ensure a tailored experience. Experience the freedom, comfort, and exceptional sound quality that only JBL can deliver with the Tune 520BT headphones.