More from Amazon.com : http://www.amazon.com/gp/product/B00PZU9CZE?tag=thefatkidin06-20 <br /> <br />TUNES2GO CSR-E525 ROCKTube Bluetooth Portable Sound System with Built-In Subwoofers <br /> <br />Crisp clear sound and heavy bass <br />Built-in Bluetooth <br />USB and SD card Slots supports up to 32GB of memory each <br />Supports MP3WMA music files <br />Built-in lithium battery lasts up to 4 hours
