ION Audio Block Party Live 50 Watt Portable Bluetooth Speaker System with Party Lights, Wheels & Handle Dynamic, powerful 50 Watt speaker system with built-in light display that moves with music Streams music wirelessly from your Bluetooth-enabled smartphone, tablet, computer, and more Microphone with power cable included for announcements and karaoke Long-lasting rechargeable battery keeps the party going up to 75 hours with music only; up to 6 hours with lights and music. Telescoping handle and built-in wheels for easy transport