Pro Ears Gold Series Advantage Hearing Protection is the balance achieved between comfort, noise attenuation and purity of sound. No compromises. No excuses. Real audiophiles understand that for purity of sound an analog sound system is superior to a digital sound system, however, digital systems can correct imperfections or enhance and modify sound better than analog systems. Most active hearing protectors or stereo headphones employ one technology or the other. Engineers at Pro-Ears were not willing to compromise for the sake of simplicity or cost. The result is the hybrid digital/analog system found exclusively in the Pro-Ears Hearing Protectors from Gold Series. Clear sound, clear commands, real advantage. Pro Ears reliability gives you the confidence to be your best. The ability to focus is essential for top performance. Fear of equipment failure takes away from your focus. That is Pro Ears Gold Series Advantage Hearing Protection is the balance achieved between comfort, noise No compromises No excuses Real audiophiles understand that for purity of sound an analog sound system is superior to a dig Most active hearing protectors or stereo headphones employ one technology or the other