Pyle Parametric Equalizer with Subwoofer - 5 Volt RMS Pre-Amp Output W/ Subwoofer Gain Control $45.49 View Details
4-Band EQ Equalizer Piezo Pickup EQ-7545R Pre-Amp Acoustic Guitar Preamp Amplifier Tuner $12.98 View Details
4 Band Graphic Equalizer 15 Volt Line Driver Half DIN Chassis Blue Red Backlight Audiopipe EQ-4-V15 $89.95 View Details
