Amazon.com: Amazon Basics 2 RCA Audio Cable for Stereo Speaker or Subwoofer with Gold-Plated Plugs, 4 Foot, Black : Electronics
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6 ft Stereo Audio Cable 3.5mm to 2x RCA - Audio Cables and Adapters | StarTech.com
Oehlbach D1C23705 5 m Subwoofer Y-RCA Cable Black | Techinn