Very flat, accurate frequency response...Excellent isolation...Great included accessories....Slightly awkward fit...Cable microphonics....The EtymoticER-4 earphones has become one of the most talked about earphones for accurate sound reproduction...and with the optional ER-4p to ER-4s converter, they can be used with professional-grade headphone amplifiers for even...
The EtymoticResearchER-4 earphone is an in-the-earcanal transducer developed specifically to combine flat frequency response with isolation from external noise...There are two versions of the ER-4 earphones: the ER-4S and the ER-4B...The ER-4's are indispensable tools for recording engineers especially when monitoring in a loud environment...
EtymoticResearch has developed possibly the best sounding earphones available...The ER-4 MicroPro™ earphones are the next best thing to live music, with noise isolation far surpassing that of active-noise-reduction earphones...The earphones come in three styles: ER-4S, ER-4B, ER-4P...The ER-4P (Power) has higher sensitivity and lower impedance...
Outstanding sound quality, extreme portability, a lot of isolation Too much isolation for some uses, getting a good seal takes getting used to I've first heard the amazing EtymoticER-4S canalphones at Headroom's World of Headphones tour...I picked this model based on reviews and recommendations from...They are accurate, involving, and they playback the music the way it...
Gives the 4P's the ability to accurately reproduce sound from an amp that equals the 4S's...Both claimed that a 4P with the adapter was exactly the same as a 4S...They were right - I can hear no differences, even subtle ones...
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