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
“These in ears are as cheap as it gets and you get what you pay for. Though when compared to similarly priced in ears a few things stand out. Build quality and looks are good. It comes with flat, relatively tangle free cord. Also its fairly resistant to micro phonics. It comes with 3 rubber tips, and I could not get perfect seal with any of them. I could hear faint noises. So its decent...” --vaibhavp