Dayton Audio DSP-408 4x8 DSP Digital Signal Processor for Home and Car AudioTake Control of Your Sound Ease of use has always had its place in the consumer electronics industry. Dayton Audio has now brought to market a digital signal processor (DSP) that combines versatility, incredible sound...
Looks like it comes with the usb cable and comes with a standard plug power cable as well.
Can find them refurbished on
DIYMA sometimes or even used if the 160 is too much. Also check there now and then for the JBL with the 8 channel amplifier built in or the RF as well. Seen a JBL setup go there recently iirc 200 bucks plus shipping which is a steal for that considering the amplifier is there with it.