The Sultan is the latest IEM from Noble Audio, and I have the pleasure to tell you all about how awesome they are. The sphere of prestige IEMs is a hot market now, as consumers and audiophiles alike are still on the search for the perfect earphone. Hopefully, one that you’ll never have to replace. This is an earphone for the listener who’s ready to settle down and dish out the $2900 for a truly high-fidelity IEM. Let’s see how the Sultan rules in that debate.
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https://majorhifi.com/the-royal-sound-of-the-noble-sultan-review/