iHome iHM78 Rechargeable Mini Speakers (Translucent Gunmetal Gray) Plays audio from iPod, iPhone, iPad, computer, handheld game systems and other audio devices equipped with 3.5mm audio jack 2 collapsible speakers fit in your palm for ultimate portability; each speaker contains built in amp powered by rechargeable battery Internal, rechargeable lithium ion battery in each speaker charges for up to 6 hours; includes speaker cable with USB plug for charging speakers Vacuum bass design for enhanced low frequency response and sound beyond size Magnetic base keeps speakers together for travel; convenient travel pouch and cord wrap included