“Some "Provenance" to the Brand Name: Ocharaku is a "tea themed" company based in Japan. Focusing on Dynamic Driver IEM's, Ocharaku pushes the envelope when it comes to breaking the negative "dynamic driver" stigma (Balanced Armatures being viewed as the superior transducers by audio snobs). Utilizing resonance chambers and other proprietary technologies, Ocharaku is pushing the...” --kevingzw
“This is my take on the SUI version of the Flat4 Dynamic driver IEMs from Ocharaku of Japan , and is taken from my review on earphonia.com . Ocharaku Flat-4 SUI – In Ear Tech Is Driven Further Forward by Takeanidea Flat-4 Sui Ocharaku Earphone SOUND SIGNATURE 8.5/10 BUILD QUALITY 7/10 VALUE 8/10 PROS Bass in the realms of a full sized Sub and mid bass punch and...” --Takeanidea
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...
The Westone UM1 Professional Earphone features a single balanced armature transducer with a passive crossover for each ear and provides up to 25dB of ambient noise attenuation. These earphones are extremely lightweight and are equipped with a durable, ultra-thin cable with a discreet, behind-the-ear design.
The Westone 1 was launched in late 2009 and it is ideal for sport practice, running, aerobics as these earbuds will fit inside your outer ear and never fall off. Designed with the human anatomy in mind, the Westone 1 earphones also feature balanced armature drivers which provide excellent sound quality outperforming earphones that sell well over $200
“ PROS: The detail of this iem is fairly impressive, with its strong points being the treble. They are very clear and detailed and may even seem sparkly. The bass is fast and detailed. The sleeves are very comfortable provided that you get a good fit, and these can easily be worn for long durations. They offer excellent noise isolation to the environment, and oftentimes one may turn their music...” --lawonga
3 Balanced Armature Drivers Acoustic Symmetry, with drivers matched within +/- 2dB for premium sound reproduction 3-way Crossover Design Includes a Smoke Monitor Vault 2 Year Warranty when purchased from Earphone Solutions Incredible Sound Isolation Tight strong bass and great highs Extreme comfort w/ flush fit Inline Volume Control
“ Preamble: Westone doesn’t need any further introduction – it is one of the major brands and international big players. Nonetheless, let me drop a few lines about the American company: founded in 1959 with the main market being listening protection and in-ear monitoring, they also designed and manufactured the E1 plus E5 for Shure and co-developed and manufactured Ultimate...” --HiFiChris
“I bought these as an upgrade from the W3, which while extremely fun, I soon became disappointed in, due to mid bass bleed into the midrange. This caused vocals to become too chesty and distortion rock guitar notes too rounded instead of hard edged. Enter the W4. Fit and Isolation: Westone 4 is extremely comfortable. I love their size and weight. They only...” --shotgunshane
“ Introduction – Westone are a cherished brand within the audio enthusiast community. Their house sound is natural, sculpted to create interest whilst retaining enough balance to remain versatile with most genres. It might come as a surprise that such an audio focussed brand is branching into sport earphones, but with extensive experience in both consumer and professional fields, few are...” --ryanjsoo