“I had only tried IEM's bought at local stores until I got these, and they were a huge upgrade. In fact, I would argue these are the best set you could have bought at the time for the price. They sounded great with Music, Video, and listening to Vocals. If I remember correctly, they did distort at very high volume. These were my everyday IEM's until they broke :( Since the day they...” --Incognito101
Spark High Definition In-ear Headphones are the combination of precision acoustics, unique design and expert ergonomic research. Powerful and accurate acoustics are achieved through high performance dynamic driver and special high definition acoustic filter built-in, resulting in full, explosive bass, intense mid-range and clear treble frequency response that will put a smile on your face...