DIY breadboards are the ideal tool for simple and effective guitar pedal prototyping. Designed for simplicity and practicality, each breadboard comes pre-equipped with integrated audio jacks, a power jack, a bypass footswitch, and a status LED?everything you need to get started.equipped with integrated audio jacks, a power jack, a bypass footswitch, and a status LED?everything you need to start assembling your pedal circuit right out of the box.Available sizes: Mini: 400 points (Mono) Small: 830 points (Mono) Medium: 1,560 points (Mono) Large: 2,290 points (Mono) 830 points (Mono)