Press play and power up with the MAQE Soundjump Bluetooth Speaker with Power Bank. Featuring two custom 45mm full range drivers, dual front and back passive radiators, and a Class-D amplifier, this portable speaker offers premium sound. On the side of the Soundjump Speaker, neatly tucked away, is a removable, long lasting power bank. Loaded with 6000 mAh, you can top up all of your devices via a USB connection. Equipped Bluetooth 4.0 technology, the ultra strong and rugged body is made with machine aluminum. The Soundjump Speaker also has a built in speakerphone and microphone for hassle free and hands free calls. Along with rich, clear audio, the Soundjump Speaker and Power Bank will last up to 20 hours.