Dunu DK-4001 Chi: Perfect Fusion A reputable IEM brand, Dunu finally came up with the long-awaited product – the DK4001. It’s been delayed a lot more than we expected and there are good reasons behind it. We’ll be going through about these stories as we progress with the review. DK-4001 is Dunu’s current flagship model retailed for $899.     Packaging The packaging has gone through some changes too, now coming with a high-class packaging and presentation. As you open … Continue reading Dunu DK-4001 Review: Perfect fusion