Specs - Six drive circuit topologies with custom tuned voicing for each drive type - Precision crafted drive circuits stackable in multiple combinations for a wide variety of complex, responsive tones. - Analog class A JFET input gain stage maximizes headroom while adding up to 20dB of pure analog gain - Drive and Tone control ranges optimized for each circuit topology - Series, reverse series, and parallel drive circuit stacking via Config switch - Bright switch to tailor the sound for use with all amplifiers from dark to bright - Optional variable-threshold noise reduction for taming noisy guitar pickups - High impedance mono input - Mono output - Favorite Input to connect an external MiniSwitch to recall a Favorite preset - Expression pedal input allows the connection an expression pedal for simultaneous morphing control over multiple parameters (Expression mode), or logarithmic taper for smooth volume control (Volume mode) - Ultra low noise, high performance 24-bit 96kHz A/D and D/A converters provide uncompromising audio quality - Premium analog front end and output section - Super high performance SHARC DSP in a compact form factor - 32-bit floating point processing - True Bypass (electromechanical relay switching) or selectable transparent Analog Buffered Bypass - Strong and lightweight anodized red aluminum chassis - 9V DC power supply included - Power requirements: maximum 9 volts DC center-negative, with a minimum of 250mA of current - Designed and built in the USA