“These headphones have a nice open soundstage for an earbud headphone and are relatively comfortable to wear. The sound does seem to "settle" and refine somewhat after some time of burning in. They sound quite natural and relaxed especially at lower volumes but turn up the volume and these bad boys come alive. I find the slightly flat sound at lower volume levels does pay off at higher listening...” --pete4sound
“ If you are a fan of the Shure sound and have a broken pair of Shure SE530, or would like to try custom IEM but stay with a familiar sound signature and not spend 1000$ right away, the SE530x6 is the way to go. I am having a hard time finding anything wrong with them as I do not have better customs, but they challenge the best headphones I have (ATH ES10). These IEMs are quite easy to drive,...” --Mimouille
Drivers: 2 6.8mm Dynamic drivers Low, 1 BA driver Mid, 1 BA driver High Crossover: 3 way Frequency response: 10Hz – 18,000Hz Sensitivity (at 1kHz): 110dB spl Impedance: 28.1 ohm Noise isolation: -26dB Note: Unique Melody does not offer reshell services for getting the Martian into customs.