PEDAL PREAMP The PLEX preamp combines Gallien-Krueger design expertise with new technologies to achieve the quality and flexibility that today's musicians demand. 4-band active equalizer with contour control. Compressor with level adjustment, threshold, ratio, attack/release and gain reduction indicator. Compressor with footswitch. Chromatic tuner with LED display. Overdrive with volume and drive controls with multiple symmetry and voice options. Auxiliary input, headphone output, direct XLR output and pre/post selector, ¼ Jack line output. Send/return effects. Interface. USB with signal input and output for direct recording. Ideal combination with the powered speakers of the MBP series. Dimensions: 13.55 x 14.30 x 3.65 cm. Weight 0.68 kg.