MC404 CAE WAH POWER The MC404 CAE Wah is powered by one 9-volt battery (accessed via bottom of pedal), a 9-volt AC Adapter such as the Dunlop ECB003/ECB003EU or a DC Brick™ power supply. SETUP INSTRUCTIONS • Run a shielded instrument cable from your guitar to the MC404’s INSTRUMENT jack and run another instrument cable from the MC404’s AMPLIFIER jack to your amp.