Building off the legacy of the award-winning Astra Modulation Machine, the all-new Brigade Chorus & Vibrato pedal from Universal Audio offers the gloriously warm analog modulation sounds of the coveted BOSS CE-1 Chorus Ensemble, along with the thick tone of it's legendary preamp - all inside a compact stompbox. Features Authentic emulation of iconic 1976 Boss CE-1 Chorus Ensemble Perfectly captured bucket-brigade circuit for thick chorus and vibrato effects Stunning emulation of vintage analog preamp for fat tones and effects Volume control true/buffered bypass, preamp off/on Timeless UA design and craftsmanship, built for decades of dependable performance A Vintage Classic, Revived.  Featuring switchable Chorus and Vibrato modes, Brigade is a mono modulation pedal that offers a faithful emulation of a 1976 icon. Delivering subtle modulation textures and warbling vibrato sounds, this pedal offers timeless UA design and world-class craftsmanship. With a streamlined control layout for rate, depth, and level, this pedal also features a switchable true/buffered bypass mode, so your tone stays un-touched when the pedal is in bypass. Finally, with a switch on the rear panel to engage a perfectly emulated preamp circuit of the legendary original hardware, you can fatten up the signal of any guitar. Specifications Input: ¼” Unbalanced TS Output: ¼” Unbalanced TS Input Impedance: 1MO Output Impedance: 500O Maximum Input Level: 12.2dBu Maximum Output Level: 12.1dBu Frequency Response: 20Hz to 20kHz, ±1dB USB Type-C: for Registration and Firmware Updates via Computer Power Requirements: Isolated 9V DC, Center-Negative, 250mA Minimum (Power Supply Sold Separately) Dimensions (with Knobs and Protrusions) 65mm (H) x 92mm (W) 141mm (D) 280g