1,Universal Application: Audio converter, 6:1 adjustable output, 80W input power per channel, works for all Massive Audio Amplifiers (and most other brands). 2,High Low Converter: 4 channel audio impedance converter converts the loudspeaker's high frequency output to low frequency (RCA) output. 3,Characteristic: Specially designed converter with RCA input or output connectors, line level output, lsolated muliple components to prevent ground loops. 4,Simple Operation: Car audio system accessories, compact housing for easy installation, plug and play. Lightweight and portable, easy to carry and store. 5,Stable Signal: RCA line frequency converter uses slope town transformer to reduce signal attenuation. Output power amplifier trigger signal. Item Type: High to Low Audio Converter Material: ABS Characteristic: 6:1 Adjustable output, 80W input power per channelOutput power amplifier trigger signal, use slope town transformer to reduce signal attenuation Applicable Model: Universal 1 x High to Low Audio Converter Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia