choose your own bass setting
Totally in control! With the latest A.C.U. exchange filter technology, Quatre provides an adjustable hybrid IEM design allowing user to adjust the amount of bass to your preference.
Suitable for audiophile. Starts from S$1999.00
Specifications
One BA and One Dynamic Driver
Duo ways CSU crossover network.
Powered by Airflow Control Unit
FR: 20Hz - 20kHz
Sensitivity: 105dB
Impedance: ~19 ohms at 1KHz
Duo multi-size Ti Metal Sound Bores
Noise Isolation: ~20dB +/- 3dB (Custom Version)
AIRFLOW CONTROL UNIT
or ACU, empowers user to control the sound of the dynamic driver via interchangeable filters. The ACU controls the amount of air in the rear chamber of the Dynamic driver.
Explore more detail about A.C.U..
