Free shipping till the listing expires!!  Excellent sounding Alpine 4 channel amplifier.  Fully tested in all functional modes with no issues.  Alpine's rms ratings for this amp are: 100 watts x 4 at 4 ohms <1% thd.  150 watts x 4 at 2 ohms <1% thd.   300 watts x 2 at 4 ohms <1% thd.  This amp features fully adjustable high or low pass crossovers from 50 to 400 hz for all four channels.   It has a selectable 50 hz bass boost from 0 to +12 db for channels 3 and 4, and a fixed 15 hz subsonic filter.   See the last pic for the true specs from the manual.  This amp is in overall great condition.  It does have some paint scrapes here and there on the top and the ends see pics.  This auction is for the amp, both endcaps, and the original manual.  I recommend using 4 awg ofc power and ground wire and 14 awg ofc speaker wire.  Any questions please ask.  No warranty or returns.