2 high-quality PCB set + 2mm thick aluminum anodized and laser etched panel + 4 10k LED slid potentiometers + + 5 Slide Switches (2 2-pos, and 3 3-pos) + LED tact button. BOM and build info on page link below.
NOTE: This is an advanced surface-mount build (0805 passives and TSSOP chips).