As mentioned in description, this IEM is really made for people who love their music with a bit of extra kick, unlike those super sci-fi ones like Etymotic. It gives your songs a fun twist with a bit more bass and crispier treble, but nothing too crazy. Coming from using an Etymotic ERX, the first thing I noticed was how the bass felt beefed up and everything sounded clearer, especially with songs that have a lot going on, like lots of different instruments playing at once. This IEM nails it without missing a beat. The only heads-up is about the extra bass – if you’re not really into that, it might take a little while to get used to how these sound. But all in all, it's about enjoying your tunes without getting too technical.