Type 5 plug - black 3.5mm tip positive mini-jack plug, also a very common plug type seen in some of Electro Harmonix' 9V pedals, DOD pedals, older Wah pedals and many others. Available with angled plug (L-shaped) in 3 different lengths: 15, 30 and 50cm and also in a straight version (I-shape) in 50cm length.