The product is covered with a protective film to prevent scratches and damage prior to installation on the guitar. This protective film needs to be removed before installation. Material: Alnico 5 pickups and imported copper wire. Note: Resistance values are for reference only; actual values will vary with temperature. Potentiometers: 3 (2 CTS 500K potentiometers and 1 split-axis push-button switch potentiometer) 1V 2T. Capacitor: 1 orange capacitor. Output Jack: 1 pc. 5-WAY SWITCH: You can get different styles of tones, perfect for upgrading any common guitar setup. In addition to the basic functions, four single-cut switches and an enhancement switch provide additional functionality. When the boost switch is pressed, the neck and bridge pickups will operate simultaneously. When the 5-way switch is placed in the second position, the neck and center pickups operate together. When the Enhance switch is pressed, the neck, center and bridge pickups will operate simultaneously. If the sound after a single cut is not satisfactory, it is recommended that a compensation switch be used.