Date Manuf. (Brand) IC Type DR A‑wtd. (mono mode) THD+N 0dB... 2022‑09 AKM AK4499EX + AK4191 135 dB 138 dB ‑124 dB 2022‑05 ESS Tech ES9039PRO ES9039MPRO 132 dB 140 dB ‑122 dB 2022‑05 ESS Tech ES9027PRO ES9027MPRO 124 dB 130 dB ‑114 dB
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