About this gear
The 64 Audio A4 is an entry-level four-driver custom IEM that introduces listeners to 64 Audio's sound philosophy at an accessible price point. It offers clean, balanced tonality with surprising refinement for a compact driver configuration, appealing to musicians seeking their first custom IEM.
About 64 Audio
American custom and universal IEM manufacturer based in Vancouver, Washington. Originally known as 1964 Ears, 64 Audio pioneered tia (tubeless in-ear audio) and apex (air pressure exchange) technologies that solved long-standing IEM comfort and driver integration challenges. The U12t is widely regar...
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