... in FM radio. Product Description: This stereo speaker for your Mp3, Mp4, TF Card, mobile phone and ... • 2.All-around enough functions, it's ideal for use at the office, home, outdoor, or anywhere else. ... .This is an MP3 player also, and speaker for most audio devices, such as mobile phone, PC ... in rechargeable Lithium battery. • 5.AUX audio-in for other audio sources, as laptop speaker, mobile phone ...