Lanzar OPTIX9 Digital Bass Enhancer

Max Bass Control
Dash Mount Remote Control
Bass Restoration Lighted Display
PWM High Head Room Power Supply
Frequency Response: 10Hz - 100KHz
Balance Input Noise Rejection: 60dB
Parametric Bass Control
PFM Subsonic Filter
Balanced Inputs
Bass Output Control
Output Level: 13.5 Volt
THD: 0.003%
Dimensions : 4.60"W x 1.45''H x 7.30''L
Retail $149.95