1.Portable bird shape speaker 2.High efficiency,low power ... 4.OEM wholesale protable bird shape speaker with3.5mm general autio interface , protable speakers with built-in amplifierSpecification:1, ... iPhone, MP3, MP4, many kinds of music player, with standard video input plug2, The sound is nice3, 2.0 ... pocket for outdoors.6, USB connecter, can connect with computer and play music.7, Built-in Li battery ...