Bluetooth wireless streaming. The JBL TUNE500 delivers quality and powerful sound. JBL Pure Bass sound sound technology. For more than 70 years, JBL has developed accurate and impressive sound. 16 hours battery life and high speed charging. Just 2 hours of charging will ensure 16 hours of music playback. A fast 5-minute charge provides 1 hour of music playback. The headset is compatible with virtually all smartphones to play great sound quality all the time. Comfortable and lightweight, as well as the ability to connect them to Siri or Google Now Voice Assistant. They are easy to carry and store. FEATURES AND BENEFITS Bluetooth wireless streaming High quality sound playback via Bluetooth JBL Pure Bass Sound JBL is known in the world for its high-quality deep bass playback experience 1 button control and hands-free calling Easily control your music, incoming phone calls with Siri / Google Now with one button control 16 hours battery life and fast charging 2-hour headphone charging provides 16 hours of operation time, Fast 5-minute charging allows you to listen to headphones for 1 hour Lightweight by weight, easy to store Lightweight headphone material and foldable construction, allows you to easily and conveniently carry and store the headphones wherever you go Siri or Google Now Activate Siri or Google Now voice control at the touch of a button SPECIFICATIONS Frequency: 20Hz-20kHz Operating radius: 10m Built-in microphone Closed type acoustic system Battery life: 16 hours Headphone weight: 155g