When you’re plugged in and ready to go, press the switch again to reactivate sound. The 20-foot length is ideal for longer runs, such as guitar-to-amp, and larger stages. Planet Waves Circuit Breaker cables utilize ultra-pure, oxygen-free copper conductors for low capacitance and pure tone. Solderless plugs ensure a solid connection and are easy to fix on the gig with a simple cutter and screwdriver. Two layers of shielding provide 100% coverage for superior insulation and noise rejection, making this the ultimate, high-performance cable. In=Out Technology: Low capacitance for pure signal transparency 24k gold-plated plugs provide superior signal flow and corrosion resistance Integrated Mute Switch for silent instrument changes Straight-to-straight 1/4-inch plugs for standard input jacks Limited lifetime guarantee.