Specifications 1.FM+USB +TF card. 2.DC 5V adopter. ... standard 3.5mm audio plug; you can connect this cute mini speaker with your computer, laptop, iPhone, iPod, DVD, CD ... TF Card. (memory cards NOT included)Portable FM radio player.Keys: USB/TF/FM, Play/Pause, Previous/Vol-, Next/Vol+, ... design.Compact and lightweight, easy to carry. Specifications: FM receiving frequency range: 87.5-108.0MHZ Output: RMS ...