High Pass 12 dB / 8th (4KHz/2KHz/1, 2KHz/900Hz) PHASE 0 º or 180 º, Mid Pass 12 dB / 8th LO FREQ (4KHz/2KHz/1, 2KHz/FLAT) HI FREQ (250Hz/150Hz/80Hz/FLAT), Low Pass LO FREQ (250Hz/150Hz/80Hz/FLAT) * Subsonic Filter 24dB / 8 th (20Hz/30Hz/40Hz/FLAT), PHASE 0 and 180 (20Hz to 200Hz), Bass Boost (25Hz to 110Hz) (0 to +12 dB, 50Hz) * Max Output Voltage 9V RMS, Max Input Voltage 4V RMS, Signal / Noise Ratio> 90dB * Input Impedance 10K ohms, Total Harmonic Distortion 80dB, Resp. Frequency 20Hz to 200Khz