A rugged switch built to withstand high usage. No more wearing out the pickup toggle. This switch is normal off push to engage. It is simple to wire in directly to the jack the center wire solders to the hot side and the outer shield solders to the ground side. That's it and you are ready to jam. When you push the button is closes the switch and creates a direct short cutting your output to zero release it and your back on with the heavy duty spring is releases very quickly. Stainless steel mechanism with silver contacts.