Signal-to-noise ratio of power amplifier: not less than 85dBA,
Adjustment form: the knob on the front panel of the power amplifier and infrared remote controller is adjusted.
Bass unit: antimagnetic, 6.5 inches (outside diameter 166mm),
Midrange unit: antimagnetic, 3 inches (78 mm outside diameter), DC impedance 4 ohms,
High-pitched unit: antimagnetic, 3/4 inch, DC impedance 8 ohms.