Peavey 03016340 AT200-B Breakout Box for Keyboard Supplies phantom power to the AT-200 Change patches from updates on the AT-200 by connecting a MIDI control pedal to the breakout box Includes 15' 8 pin DIN cable and External power supply Carries the audio signal from the guitar to the 1/4" output on the box. MIDI In and Out/Thru jacks Legendary Peavey reliability