Input, RCA / SPKR; Subwoofer output, 7 Bands * Subwoofer level control, Yes; Preamp/amplified, amplified * LED power meter & Night illumination * Night Illumination * Type: APMLIFIED * RCA Inputs: Rear, Rear, Subwoofer * EQ Bands: 7 * +/-EQ Range: 12 * RCA Outputs: Front * Frequency Response: 20 to 20 Hz * Output Voltage: 1.5 Volts * Signal-to-Noise Ratio: 60 dB * Center Frequencies: 60, 150, 400, 1, 3, 6, 15, , , * Low-Level Input Voltage: 0.5 Volts * Fader Control * High-Level Input Voltage: 4 Volts * Total Harmonic Distortion @ RMS Output: 0.05%