“I went to shop for upgrade from my beloved Westone 4. Didn't bother to get custom. Aiming around $500-1000 options Audition candidates 1. Ultrasone IQ $730 2. AKG K3003 $1,140 3. Sennheiser IE800 $ 660 4. Aurisonics ASG-2 $653 5. Heir Audio IEM 5.0+ $ 690 Here are the mini review of IQ and versus of the other candidates. ...” --darkinners
“ 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.