NVX XPLOC4 | 4-Channel 600W (150W/ch) Line Output Converter

Car Stereo Audio RCA Speaker High To Low Level Line Output Converter Adapter

NVX XMICROLOC4 | 4-Channel 600W Micro Line Output Converter

XPLOC4 4-Channel 600W Premium Low Distortion Adjustable Line Output Converter

Pro Universal 4 Channel Speaker to RCA Line Output Signal Converter Hi / Low USA

4CH Hi Low RCA Line Converter + Built-in Remote Turn-On, Ground Loop Isolator

Open Box, Good - NVX XFLOC4 4-Channel 160W Adjustable Line Output Converter