64 Audio Trió
The 64 Audio Trió is a three-driver, fully tubeless hybrid universal in-ear monitor with an aluminum shell, using one tia high driver, one high-mid driver, and one dynamic mid/low driver via an integrated 3-way passive crossover. It incorporates the company's tia, apex pressure relief, and LID (Linear Impedance Design) technologies.
| Frequency response | 5 Hz – 22 kHz |
| Sensitivity | 104 dB @1kHz @1mW |
| Impedance | 5.5 Ω |
As stated by the manufacturer — not community data.
Plays straight from a phone
A phone or laptop reaches full listening level. An amp is a choice, not a requirement.
| Needs, for 110 dB peaks | 0.15 V · 4.0 mW |
| Phone or laptop (≈0.70 V, 20 mW) | Enough |
| Dongle DAC/amp (≈2.0 V, 120 mW) | Enough |
Worked out from the stated 104 dB/mW and 5.5 Ω — not a listening test.
Three words is enough to start the page — warm or bright, lean or full, smooth or energetic.
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