The Ocharaku Flat4-Kaede The name Flat4 is derived from the description "Full-range 2-Element 4-Way Effect." According to the company website this 4-way effect is as follows: 1st effect Placement of opposed elements reduces mechanical vibration due to anti-resonance. 2nd effect Twin element parallel drive improves sound pressure sensitivity of low to middle frequency sound. 3rd...
“ Short impression is here: http://www.head-fi.org/t/642191/ocharaku-flat-4-sui-the-sound-of-tea Bonus impressions TBC. ” --autumnholy
“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