Bi-directional Transmission: RCA output - 3.5mm input or 3.5mm output - RCA input can be supported; the stepped plugs are designed to fit securely into the jacks and are not easy to disconnect. Wide compatibility: This RCA to 3.5mm audio cable compatible with a variety of devices with 3.5 mm jacks or RCA plug; 3.5mm: For smartphones, tablets, MP3 players, CD players, computers, in-car AUX, etc; 2RCA (red/white): For speakers, stereo receivers, monitors, TV, amplifiers and Components, etc.
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