Technical Details
BrandTHIEAUDIO
Driver information
1DD+2EST+4BA+1BC
Driver details
1DD+2xSonion EST+2xKnowles TWFk-30017+2xSonion 2600+1xBC
Frequency response range
20Hz – 44kHz
Sensitivity
102dB (±1dB) @ 1kHz
Impedance
9Ω @ 1kHz
https://www.thieaudio.com/products/thieaudio-origin