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The ultimate in-ear monitor for professionals onstage or in the studio. The A12t does it all, delivering detailed highs, distinguished upper and lower mid-range detail, a clean bass response, and strong sub-bass. Offering reference-level detail, this IEM is among the best for multi-instrumentalists, engineers, sound monitors, and audiophiles.
Current lead time is 4 weeks from the time 64 Audio receives the impressions. You need to visit an audiologist to get your ear impressions made first. By purchasing from Bloom, you receive our attentive lifetime support. We'll assist during each step of the process. Keep in mind, all custom earphones orders are final.
For more information about ordering customer IEMs, check out our Custom IEMs Guide or watch our video on Getting Custom IEMs. Feel free to Call, Email, or Message us if you have any questions about ordering custom IEMs.
This model is also available as a Universal IEM, the U12t.
Tia
A tubeless design that reduces resonance for a transparent and lifelike sound signature.
Apex
Only from 64 Audio, apex alleviates listener fatigue by releasing air pressure sealed in the ear canal. This venting enables musicians and music enthusiasts to listen more comfortably for longer.
LID
Enables a consistent, reliable sound regardless of audio source.
| Driver Type/Count | Twelve precision balanced armature drivers |
| Driver Configuration | 1 tia high, 1 high-mid, 6 mid, 4 low |
| Frequency Response | 10Hz – 20kHz |
| Sensitivity | 108 dB/mW |
| Impedance | 12.6 +1/-2 Ω from 10Hz – 20kHz |
| Crossover | Integrated 4-way passive crossover |
| Isolation | -20dB w/ m20 module, -15dB w/ m15 module |