Scosche LOC80 Line Output Converter - 2 Channel High/Low RCA Converter Car Audio - Ideal for Subwoofer Amp - Line Level Converter for Car Stereo Amplifier - Easy Installation - Quality Sound. Make sure your favorite songs sound best with the Scosche LOC80 - Line Out Converter ADJ 80W. It transforms high-level output signals for improved sound quality. The adjustable Scosche line-out converter accepts power inputs up to 80W per channel. It s made from quality materials for reliability. Use this RCA line-out converter to revamp your speaker wires and reduce noise easily.