Text settings Story text Size Small Standard Large Width * Standard Wide Links Standard Orange * Subscribers only Learn more Minimize to nav Color us nostalgic. Sony has brought back the MDR-3-series headphones that debuted in 1979 alongside the Walkman TPS-L2 cassette player. Originally called the “MDR-3L2,” the first Walkman headphones were known for their sleek, adjustable gray plastic headband, which extended via metal sliders and ended in signature orange, circular ear.