Material: Alnico 5 pickups, imported copper wire. (Note: resistance values are for reference only and may vary slightly with temperature). Potentiometer: 3× CTS 500K. Switches: 4 × single-cut switch; 1 × enhanced function switch. Capacitors: 2 × orange capacitors. Output jack: 1 × output jack. Suitable for most ST type guitars, easy to install, just solder the reserved wiring to the guitar spring claw. Includes 11 mounting screws. The product is covered with a protective film to prevent scratches and damage. Be sure to remove the protective film before installing it on your guitar. When the Enhancement switch is pressed, the neck and bridge pickups will operate simultaneously. 5-Speed Switch Second: The neck and center pickups will operate simultaneously. The neck, middle and bridge pickups will operate simultaneously when the Enhancement switch is pressed. If the single-cut tone is poor, it is recommended that the compensation switch be used to optimize it.