Grado SR60 Classic Series HeadphonesThe First Step Into Grado For more than three decades the SR60 has introduced listeners to the world of open back headphones. Simple, honest, and engaging, it remains the most direct path into the Grado lineup. For many music lovers including reviewers, engineers, and founders of companies now shaping the headphone industry the SR60 was where the journey began. At a time when many headphones rely on closed designs and digital processing, the SR60