Bluetooth Speaker - active, frequency range from 62 Hz to 17000 Hz, XLR, Bluetooth, control via device with iOS or Android, battery life of 6 hr(s) The Bose S1 Pro System with battery Bluetooth speaker provides you with a rich bass and crystal clear treble sounds that will warm the heart of all music lovers. There's no need for any complicated cables! Modern Bluetooth technology lets you play content from your smartphone and other compatible devices. This BOSE Bluetooth speaker can play sounds in a frequency range from 62 Hz up to 17000 Hz. This Bluetooth speaker is powered by the integrated battery, therefore can keep playing continuously for 6 hr(s). If you want to play music from a device that doesn't use Bluetooth technology, plug it in via the XLR input on the Bluetooth speaker. Bose S1 Pro System with battery Bluetooth Speaker Key Features Bose S1 Pro System with battery Bluetooth speaker features Bluetooth technology On a single charge, lasts up to 6...