The 64 Audio A2e ranks #744 out of 865 total In-Ear Headphones for sound quality. See all Headphones rankings for every top pick.
Brand: 64 Audio
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#744 64 Audio A2e eBay
Pros: Its tonal tilt of -0.34 sits close to the target, so the overall balance is neither dark nor bright. It uses 2 x balanced armature with an easy 30 ohm load.
Cons: A Harman score of 54 places it in the lower part of the in-ear rankings.
| Connection | Wired |
|---|---|
| Deviation From Target | 3.76 dB standard deviation |
| Driver Type | Balanced armature |
| Drivers | 2 x balanced armature |
| Form Factor | In-ear |
| Frequency Response | 20Hz - 18kHz |
| Harman Preference Score | 54 (measured by crinacle, via AutoEQ) |
| Impedance | 30 ohms |
| Sensitivity | 114 dB/mW |
| Tonal Tilt | -0.34 (negative is warmer, positive brighter) |
EQ preset to match the Harman target
Set a preamp of -6.2 dB, then add these filters in any parametric equalizer (Wavelet, Equalizer APO, Peace, or a player with parametric EQ). Calculated by AutoEQ from its measured frequency response.
| Filter | Frequency | Gain | Q |
|---|---|---|---|
| Low shelf | 105 Hz | +8.5 dB | 0.70 |
| Peak | 78 Hz | -6.1 dB | 0.23 |
| Peak | 5,341 Hz | +6.7 dB | 0.57 |
| Peak | 3,735 Hz | -1.0 dB | 3.12 |
| Peak | 4,270 Hz | -6.3 dB | 5.36 |
| High shelf | 10,000 Hz | +5.1 dB | 0.70 |
| Peak | 842 Hz | +0.8 dB | 2.47 |
| Peak | 347 Hz | -0.4 dB | 1.68 |
| Peak | 7,218 Hz | -2.0 dB | 5.96 |
| Peak | 9,560 Hz | -2.0 dB | 4.73 |
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