... use This mini speaker has compact size and light weight. With 3.5mm audio plug and Micro SD slot, it can be connected ... Micro SD and perfect for most electronic devices like MP3, MP4, Music Phones, iPod, Portable CD Players, Notebook PC etc.Bottom with red ... including: 1 * USB cable1 * User Manual Hot selling portable mini speaker with fm radio and MP3 Player support Micro SD TF Card ,easy ...