JOYO DC 9V Guitar Pedal Power Supply (800mA -1A) AC Wall Charger Adapter with 4 Way Daisy Chain Pedal Cables (8.8 FT), Compatible for Most Effect Pedals (Tip Negative)
Amazon.com: MXR Blue Box™ Octave Fuzz : Musical Instruments
Guitar FX Layouts: MXR Blue Box | Diy guitar pedal, Guitar pedals, Blue box