DIVOOM iTour BOOM Black Full Stereo Bass Travel Speaker with SD Card Slot for Wireless Play. Works with Everything! Inc.. Laptop, iPod, iPhone, Tablet, iPad, PSP, DS, Unbelievable sound quality for it's size Rechargeable Lithium Ion Battery with 8-15 Hours battery life SD card slot so you can turn it into a portable boombox Beautiful well polished colors All around good build while keeping the weight light for true portability