Gator Pedalboard with Tote Cordoba A ART Pro Channel II Serial Number 3116138 A ART Pro Channel II Tube Microphone Preamp in Very Good condition or 4 ohms Half power switch drops the output to 50W 4 x EL34 power amp tubes 5 x 12AX7 preamp tubes 3 band EQ on each channel Global Presence 2 Master Volume controls Global Master Volume Boost with switch and level control 12 way Punch attack control on Crunch channel Pre gain Boost switch on both channels Built in MSDI microphone simulated direct XLR output Line out with level control Active effects loop with send and return level control Tube bias adjustments on back panel 4 button footswitch included Made in the U power supply and it's accessories not tested pedal board is 14x17