The earphone is speciafically designed for Apple iPhone. The Metal Bullet Earphone integrated voice functionality gives you the freedom of hands-free phone calls. A built-in microphone with power off/on button, and a shirt clip for comfor and ease of use. The button is easy for music control, just twice clicks to display your tunes. The Metal Bullet Earphone uses the same speaker technology and...
“The sound in general is quite sparkling, open and well balanced for a single driver IEM. The first thing i notice is that the bass is a little flat and boring. It doesn't have that good punch, warmth or layered experience most high-end IEM's possess. Once the music evolves to more complex compositions it's losing it's composure and that's were you notice most these are $30...” --Xstream