Sky300 Hifi Deep Bass Wireless Stereo Bluetooth Headphone Noise Cancelling Headset with Mic, Support Tf Card, Fm Radio Card Headphone: Can plug TF card, support MP3/WMA format song! High-quality speakers and sound chamber designed to ensure high-fidelity, CD quality sound effects, EQ mode! With FM radio function: easily portable handy outdoor sports headphones headphones sound awesome! 3.5mm audio output common port, headphone music output to other audio devices! Equipped with audio cable, it can be a wired headset and microphone to use!