Motz Wood Portable Speaker, FM Radio and MP3 Player (Micro SD Card) for iPhone, iPod, MP3 and more Motz speaker is made of natural cut apricots and 100% handcraft product Support Micro SD Card (Micro SD card not included), iPhone, iPad, iPod, MP3 player, lapttop and other electronic device with 3.5 mm audio Portable external speakers (1.5 W) and FM radio function Built-in rechargeable Lithium Polymer battery (180 mA 3.7V) Battery life: Radio Up to 8 hours with headphone, up to 3 hours with speaker, Portable Speaker up to 3 hours