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
“ Was generally attracted to these headphones by the wooden look and the odd buds at the end. Fifteen minutes later I was fairly shocked at the big package I got in such a small one. While these are great for portability, they are annoying when they get tangles (but that happens to all of them unless they are self retractable). All in all, great earbuds. ” --thatnewguy15