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 would personally like flat colors on the design but hey ts just me. Noise Isolation is really great (and I regularly commute home here in Manila, which is really loud at peak hours) Would I recommend it? Well Sure if you really are on a tight budget, but if you can add $10 to $15 dollars more you can get a sweeter pair. ” --PLsg08