The connectors are gold plated and of bi-wiring type so that you can connect to the amplifier with double cables (bi-wiring), or connect to two amplifiers (bi-amping) to further improving the sound.
Make sure that you sit straight and don't put your hand anywhere near your face, even if you're nervous, because that will affect the quality of your voice and the way it's projected.
But it's the quality of that voice, it's the number of times they hear it, it's the rhythm, the cadence that they're having some exposure to and we think that's what's affecting their early auditory system.
Records are increasingly desirable not so much because of the way they sound as because they are distinctive and rare—precious qualities in a world of ubiquitous free music.
This is formed by the whole abdomen which acts as a gigantic airbag that the cicada dilates or reduces to modify the quality and power of sounds it emits.