Speaker JBL PARTYBOX 520 " Party Speaker ", Powerful JBL Pro Sound with AI Sound Boost, Futuristic Light Show, Up to 15 Hours Playtime (Replaceable Battery), Bluetooth + Auracast™ Multi-Speaker Connection, Dual XLR Inputs for Mic/Guitar/DJ Use, JBL PartyBox App Control, IPX4 Splash Proof Design, Telescopic Handle + Wheels for Easy Portability, Up to 2 Hours Playtime from 10-Min Fast Charge, Recycled Materials + FSC Packaging, Dimensions 70.0 × 41.5 × 37.0 cm, Weight 25.5 kg