A-szcxtop(TM) Mini Digital MP3/4 Music Player Micro SD/USB/TF Speaker FM Radio Small and elegant,lightweight and portable. Supports micro SD/TF card, USB flash disk, FM radio, etc. With telescopic antenna and earphone output function. Build-in high sensitivity FM radio frequency module, the signal is excellent. Supports LINE IN function, receiving audio source from MP3, MP4, PC, Notebook, iPod, iPhone, etc.