Scosche SLC4 Speaker Level Converter With 80 Watt Max<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Speaker Level Converter w/ 80 watt max</li><li>Accepts 80 watts per channel and can be used as a 4-channel line-out converter to add an amplifier to any existing car stereo</li><li>Can also be used to interface an aftermarket car stereo to either JBL/Premium Sound systems or BOSE audio systems.</li><li>Transformer circuit for noise cancellation.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51DGLVsTx0L.jpg" noproxy>