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Ships within 48 hours · Estimated delivery Oct 14 - Oct 19
Reserve from the case
Ships within 48 hours · Estimated delivery Oct 14 - Oct 19
and the treble part has a smooth texture and controlled really well
Newly designed 53 mm drivers with CCAW voice coils reproduce remarkably natural sound
It’s missing an earth/ground
with fast input switching and exacting sound quality
Etymotic ER4 SR/XR Noise-Isolating Earphones add glow tips and the treble part hasWhich ER4 is right for you? Both ER4 models, the ER4SR and ER4XR, use the same Balanced Armature (BA) drivers. The only difference is the tuning of the lower (bass) frequencies. The ER4SR, being the reference model, is tuned to be as precise and flat as possible. The ER4XR, being the fun model, is tuned with added bass. As you can see from the frequency response graphs below, ER4XR adds 1 2dB to the mid bass frequencies (below 200Hz) and 3 4dB to the
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