Portable speaker 1.Nice looking 2.Compatible mobile/computer/MP3/MP4 3..Compatible Micro SD/TF/U-disk 4.3. ... this cute mini speaker with your computer, laptop, mobile, DVD, CD, MP3, MP4, mobile phone, GPS, PSP....4.Support Micro SD and ... :Lithium-ion,Computer-USB-in,DC-in2.Compatible mobile/computer/MP3/MP4,Compatible Micro SD/TF/U-disk3.3.5mm AUX ...