Altec Lansing’s most powerful speaker is back and better than ever! Featuring a new, improved and sleeker look. Bring the Sonic Boom 2 along to every tailgate, beach trip or snowy getaway without worrying about water, drops or spills. Amplify the Altec Sound with House Party Pairing, pair up to 50 house party speakers at once for a room- rockin’ house party sound. Don’t be afraid to turn your party up a notch with the bass booster feature. With the press of a button your sound will be transformed to enhance the sound of bass beat. The Sonic Boom with keep the tunes pumping! There’s refurbished, then there’s Premium Recertified. This Speaker has passed stringent testing by Certified Technicians to ensure all components are in great working condition. This Speaker has also undergone a detailed cosmetic renewal process then been placed in safe packaging to ensure your Speaker arrives at your door ready to rock. This Speaker is in retail-ready condition, or A-Grade. That means the condition is in good to excellent condition. The Speaker is used but well taken care of. May include minor scratches, minor dents, and other minor blemishes that do not significantly detract from the impressive Altec Lansing product design. Features * IP67; Waterproof, Shockproof, Snowproof and it FLOATS! * Up to 20 Hours of Battery Life * House Party Pairing * 3x Built-in Smartphone Chargers * The warranty is through us for 90 Days. Package Contents * Speaker * Charging Cable