Power Acoustik BASS-12C Digital Bass Restoration Proccessor with Two Knob Remote Control and Glowing LED Eyes Maximum bass control Dash-mount remote Pfm subsonic filter & bass level control Bass Restoration with Lighted Display, Illuminaited Logo Plate and Chrome Finish. Eyes Light up with Red LED's Max.Bass Control with Dash Mount Remote Control for PFM Subsonic Filter & Bass Level Control Balanced Inputs, Bass Output Control with PWM High Head Room Power Supply Output Level: 13.5 volts, Frequency Response: 10Hz - 100KHz THD: 0.002%, S/N Ratio: 132dB, Balanced Input Noise Rejection: 60 dB