Audio-Technica ATH-E40 FitEar Private 333 We've achieved something that is

We've achieved something that is slim and does not have a foreign feel to it

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Wi-Fi standard

Transducer principle dynamic

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Audio-Technica ATH-E40 FitEar Private 333 We've achieved something that isDescription Specification Package Content The proprietary dual phase push pull driver design of the ATH E40 professional in ear monitor headphones provides improved fidelity and efficiency. These headphones deliver powerful bass along with balanced mid and high frequencies to convey the full emotion of the music from the stage to the street. The ATH E40 features specially designed housings that provide incredible isolation. The isolation and the