Features & details 4 pieces of 2500mA batteries, support up to 15 hours of fun time, never stop rocking. Built-in 300W all-round speakers greatly amplify your entertainment with powerful, booming bass. Dynamic light shows that add up to the mood and make you want to dance. Feel free to dance on the beach or chill at the pool, the Hisense party speaker is IPX4 waterproof. Charge your phone on the top of the speaker! How convenient is that! Car Charge, Built-in FM, Guitar Input, bluetooth 5.0, Vocal Fader... everything you need is in this speaker! 5 DJ effects to light up your party. AUX/Mic/Guitar/USB connectivity