The Brigade Chorus & Vibrato is a compact guitar effects pedal that accurately replicates vintage bucket-brigade chorus and vibrato modulation. It includes an authentic preamp circuit and offers true/buffered bypass capabilities. Inspired by the Boss CE-1 Chorus Ensemble, it delivers warm analog modulation effects and vintage preamp character in a compact stompbox.This pedal allows you to create a wide range of chorus effects, from subtle thickness to rich saturation, thanks to its faithful emulation of the original analog bucket-brigade design. It also offers versatile vibrato effects, from subtle pitch variations to emulating a rotating speaker.In addition to enhancing modulation effects, the pedal's vintage analog preamp adds volume, texture, sustain, and punch to your overall tone. It features true/buffered bypass options and preamp activation switches, all in a compact and reliable design.Universal Audio GPS-BRGD Features:Authentic emulation of iconic 1976 Boss CE-1 Chorus Ensemble*Perfectly captured bucket-brigade circuit for thick chorus and vibrato effectsStunning emulation of vintage analog preamp for fat tones and effectsVolume control true/buffered bypass, preamp off/onTimeless UA design and craftsmanship, built for decades of dependable performanceUniversal Audio GPS-BRGD Specifications:Power requirements: Isolated 9 VDC, center-negative, 250 mA minimum (sold separately)Inputs: 1 x 1/4” TS unbalancedOutputs: 1 x 1/4” TS unbalancedUSB Type-C for updates via computerHeight: 5.81 cm, 2.29 inchesWidth: 6.55 cm, 2.58 inchesDepth: 12.07 cm, 4.75 inchesWeight: 0.659 lbs (0.299 kg) Universal Audio Brigade Chorus & Vibrato UAFX Vintage Bucket-Brigade Chorus and Vibrato Guitar Effects Pedal.