3.5mm Stereo Plug to 2 x RCA Phono Socket The audio y-adapter cable splits an audio signal or adapts from one connection to another to meet your application needs. This cable is quality-made to deliver crisp clear sound for less. The connectors are fully molded to provide excellent strain relief for durable use. Connector 1: One 3.5mm Stereo Male Connector 2: Two RCA Stereo Female