JBL Charge 4 Portable Bluetooth Speaker Blue color__Granite just tap it with your the ATH M20xBT wireless just tap it with your phone using Tap view you'll always come in clear thanks to Adaptive Noise Cancelling ear catching JBL sound that resonates loud and clear Durable and Rugged Design: The durable fabric material and rugged rubber housing allows your speaker to outlast all of your adventures Long Lasting Battery Life: Built in rechargeable Li ion 7500mAh battery supports up to 20 hours of playtime and charges your device via USB port IPX7 Waterproof: Take the JBL Charge 4 to the beach or the pool without worrying about spills or even submersion in water Bass Radiators: Dual passive radiators deliver powerful