TV Repair Questions? Ask a TV Technician
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There is no cable that will connect these deivces, as they are not directly compatible with each other. The Soundbar uses RCA Inputs (Analog), and the TV uses an Optical Output (Digital). The workaround is to purchase a Converter, and an Optical Cable. The Optical Cable connects to the TV's "Digital Audio Output" and into the INPUT on the Converter. From the converter, you will be able to connect a set of RCA Red and White cables to the Soundbar. The link to the Converter, and Optical Cable are below: