JBL Boombox 4 Portable Wireless Speaker

AI Sound Boost Two Bass Boost Settings Lossless Audio Playback via USB-C USB-C Reverse Wired Charging Replaceable Battery (Sold Separately) Multi-Speaker connection by Auracast: Stereo Pair two Boombox 4 speakers or connect multiple Auracast enabled JBL speakers Output power (W): 2x65W RMS-subwoofer + 2x40W RMS-tweeter (AC mode) 2x60W RMS-subwoofer + 2x40W RMS-tweeter (Battery mode) Dynamic frequency response range (Hz): 37 Hz - 20k Hz Transducer: 2 x 5 inch / 2 x 123mm woofer, 2 x 0.75 inch / 2 x 20mm Tweeter, 2 pcs circle + 1 pc racetrack passive radiator Bluetooth Version: 5.4 Water & Dust Resistance Rating: IP68 Maximum Music Playing Time: 28 Hours Charging Time: 3 Hours Phone Companion App: JBL Portable App