... Radio Function 3.Can connect with sound sources 4.Aluminum Portable Mini Mobile Speaker TF/Micro SD Card + FM Radio *Surface material: aluminum ... function*Power supply mode:built in rechargeable lithium ion battery,USB,DC-5V*With a LAN-IN interface which can be ... :81×50×55MM*Color:black,red,silver,green,blue*Accessories:USB Cable,3.5mm audio cable,instructions for use