... 1 Micro SD reading portable 2 FM-Radio 3 LED flash 4 Battery holder desige flash ... use up to 15H. Bare metal figure, heart-shaped ear gel with red, green, and blue alternately flash Features: ... 1. built-in LED lights synchronized with music or melody flashing2, 3 different LED colors ... up to 15H. Bare metal figure, heart-shaped ear gel with red, green, and blue alternately flash Hearing ...