Andoer Bluetooth Speaker Micro SD/TF Card USB Disk Music Player MP3/4 Audio Amplifier FM Radio Supports micro SD/TF card, USB flash disk, FM Radio, Bluetooth hands-free call function, etc. HiFi & clear loud sound output with earphone output port. Universal for all Bluetooth-enabled devices such as iPhone/iPad, Samsung galaxy S4/S3/Note 2, other Android smartphones, tablet PCs, etc. Also supports LINE IN function, receiving audio source from MP3, MP4, tablet PC, Notebook, iPod, iPhone, etc. Built-in MIC enables you to make a handsfree call, let you stay away from radiation.