This JBL XTREME3 Black Bluetooth speaker can play a rich bass and bright high tones that you've longed for. There's no need for any annoying cables! Wireless Bluetooth technology allows you to play content from a compatible tablet or phone. The JBL Bluetooth speaker has a cool frequency response range from 53,5 Hz to 20000 Hz. The power of 50 W will emit plenty of volume wherever you take it. The battery in the Bluetooth speaker has a battery capacity 5000 mAh, so you can enjoy the fun for up to 15 hr(s). You will be able to charge this Bluetooth speaker via the USB-C connector. If you'd rather play music from a device without using Bluetooth to connect, use the 3,5 mm Jack input on this Bluetooth speaker.