Seems that Alpine has not totally abandoned the CDA line, and some of the processing abilities that came with it.
CDA-137BTi
Alpine - CD Headunits - CDA-137BTi
CDA-137BTi
Alpine - CD Headunits - CDA-137BTi
"Pre Output Voltage (Before Clipping): 4 V / 10k ohms"maybe i clicked on a diff. 1 but i thought it said 2. i hope its 4 tho, it looks real nice