Pigtronix CSD Philosphers Tone GOLD, Pigtronix custom shop, compressor sustainer & distortion for e-guitar, clean sustain without noise, blend control for parallel compression, fat distortion via 1N60 germanium diodes, treble control für boost or cut at 2kHz, controls for grit - sustain - blend - treble and volume, robust footswitch, 6,3 mm jack in- and output, Pigtronix 18V DC power supply included, circuit design by Howard Davis, sound design by David Koltai, handpainted by Jason Myrold with gold sparkle finish, dimensions: 112 mm x 61 mm x 25 mm, true bypass, made in U.S.A.