Roseselsa Aurora Ultra: Small Package, Big Surprise Pros: . Big, bold sound in a tiny package and surprisingly immersive for its size Punchy, controlled bass that doesn’t muddy up the mids Vibrant, clear midrange with a touch of warmth Crisp, sparkly treble that avoids harshness Spacious soundstage with precise imaging Comfortable fit accessories, including a genuinely nice case Included dongle actually sounds good and complements the IEM Cons: . Vocals sit a step behind the instruments, some may want more forwardness Needs some tip-rolling to get the best seal and comfort The Roseselsa Aurora Ultra is a perfect example of why you shouldn’t let appearances fool you. Despite their pint-sized footprint—seriously, these things are so tiny that I had to break out my large-size Divinus Velvet tips just to get a snug, secure fit—they punch way above their weight when it comes to sound. The Divinus Velvet tips ended up working even better ...