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Amazon Rating
Kenwood KAC-M1804 Compact 4-channel Amplifier
We have analyzed 227 reviews and found:
36% of users say that:Product works well, is a great little amp, is good, is literally plug and play. Amp works great, is great, has channel adjustments, will push out 100w max. Sound is great, is good, is clean, works just fine. Speaker working great, are kicker 6.5, is capable of, work.1% of users noticed that:Space were seriously out. Item came defective, is defective. Manual is a bit lacking. Power wire is barely 14guage.
Below you'll find product features often mentioned in user reviews. Features are split up by positive and negative sentiments.
product
10238
great • love • works well • is a great little amp • would rock out • even smaller than i expected • is good • no crossover feature • pretty small with the punch • is literally plug and play • was quite warm • is a compact • through the summer • helps • puts out some decent power • there good • tight • will not bounce around • did the job • filled out her sound system nicely
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product
positive102
great • love • works well • is a great little amp • would rock out • even smaller than i expected • is good • no crossover feature • pretty small with the punch • is literally plug and play • was quite warm • is a compact • through the summer • helps • puts out some decent power • there good • tight • will not bounce around • did the job • filled out her sound system nicely • is installed under the truck of a 2016 indian roadmaster • gives a clear • hope • wait working • will be buying • was specked out • has a kick in sound • sounds great • comes with one • very satisfied • professionally hooked up to my 4 kicker 6.5's lasted about 3 hours • really wakes up the kickers • works great • one works • is really small • is the way to go • just to give you an idea • small • worked flawlessly • don't look for a huge increase • anywhere • want be in the way • was so fast to install • after doing some research • just works • get warm fast • is compact • durable • gives a appreciable boost to the sound system • is loud enough • pretty hard to beat • an easy upgrade • produces more power • not bad • small amp • is ok • is plenty loud • would be nice • dedicated line • excellent • comes with (2) 3ft long rca plugs • priced around $130 in a store • made install very simple • wow was i amazed • added a whole lot of volume • sounded amazing • is a digital amp • fits great • powers two 6x9 rockville suns • sounded good
negative38
not happy • not horrible amp • cause its bout to get crazy • set it up • ’s going to burn up • failing due to heat • didn’t work when received • was a little difficult to install • little guy • very disappointed • past a 1/4 of the way up • major issue • is not noticeable when playing music • doesn't have it • are a little weak • i no longer even need it • low watt amp • wiggles in the clip • caused a short/feedback • popped a fuse • installed in under an hour • does not say if it should be installed on top of the stero unit • can get some air circulation • didn't increase my volume • little amp rocks • in in 15 minutes • does lack a speaker relay • plenty hard • had separate high/low input connections • was during a fall day in california • wouldn’t work • try • took me roughly 2 hours to install • took all of 15 mins to solder the wires into the vehicle harness adapter • took all of 20 mins to tuck wires • low end • will drown out the road noise • jams
amp
6920
great • great little • works great • good • little • is great • compact • awesome • fits perfectly • small • small enough • fit behind my kenwood media head unit in the dash • fits in a compact space • performs adequately with 6 speakers • has channel adjustments • really needs a fan • no-frills • will push out 100w max • affordable • good quality
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amp
positive69
great • great little • works great • good • little • is great • compact • awesome • fits perfectly • small • small enough • fit behind my kenwood media head unit in the dash • fits in a compact space • performs adequately with 6 speakers • has channel adjustments • really needs a fan • no-frills • will push out 100w max • affordable • good quality • sounds great • awesome little • big • solid • needed • works ok • very happy • install many • is by far the easiest • so good • nice little • very nice • packs a big punch • is easy to install • is very loud • warm • is on point • nice • looking • powerful little • meed • is wow • place • is perfect • blew up • was a breeze
negative20
little • cuts out wont come on with out ign • fixed the issue completely • does not have any type of adjustment or gain controls • does not have any controls of its own • gets hot fast • is not sealed • did not holdup it died 8 months • could not handle this setup • runs full bore • gets hot • stops operating • keeps cutting out • has no gain adjustment • is bad • bad • has no internal eq adjustments • is tiny
sound
484
great • good • awesome • nice • is great • big • loud crisp clear • amazing • super clean!!!!a++++++ • significantly improved • is good • good punchy • is clean • clear • fuller • small • compact • huge increase • little more • improved overall
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sound
positive48
great • good • awesome • nice • is great • big • loud crisp clear • amazing • super clean!!!!a++++++ • significantly improved • is good • good punchy • is clean • clear • fuller • small • compact • huge increase • little more • improved overall • better • very satisfied • much more vibrant • does not get hot • good strong • works just fine • huge difference • is clear w/o • really good • is simply amazing
negative4
u cant control • isn't as loud • literally • cuts
install
201
easy • very easy to • very easy • easy to • went smooth • small enough • plays well • very compact • quick easy • pretty easy • super easy to
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install
positive20
easy • very easy to • very easy • easy to • went smooth • small enough • plays well • very compact • quick easy • pretty easy • super easy to
negative1
is not a cake walk
speaker
172
working great • with bigger better kenwoods • are kicker 6.5 • 6.5 inch • awesome • is capable of • did change • always sounded quiet • work • prime • are screaming • lot louder • go boom boom • puts the power • nice • glide ultra • running 4 infinity
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speaker
positive17
working great • with bigger better kenwoods • are kicker 6.5 • 6.5 inch • awesome • is capable of • did change • always sounded quiet • work • prime • are screaming • lot louder • go boom boom • puts the power • nice • glide ultra • running 4 infinity
negative2
intermittently shut off • no humming
power
121
great • plenty • rated • is ok • fits right behind the radio • good • compact • plenty of • more
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power
positive12
great • plenty • rated • is ok • fits right behind the radio • good • compact • plenty of • more
negative1
not as much
size
12
compact • love • good compact • are not big • not small • small • tiny • great • made it easy to find a place to mount
price
81
great • excellent • easy to hook up • very compact
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price
positive8
great • excellent • easy to hook up • very compact
negative1
can't beat
sound quality
72
difference • great • are 3xs better • excellent • improved • is great
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sound quality
positive7
difference • great • are 3xs better • excellent • improved • is great
negative2
is awful • was poor
installation
6
easy • simple • very small • works great
radio
41
more notches • fits perfect • fit behind my • fits perfectly
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radio
positive4
more notches • fits perfect • fit behind my • fits perfectly
negative1
right side kind of behind the passenger airbag
amplifier
4
great little • is rated for 25 • provides plenty of power • works very well
unit
21
noticeably better • compact
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unit
positive2
noticeably better • compact
negative1
was defective
quality
4
very low- • better • good • amazing
buy
4
great • good
installed
3
aquatic a/v hu • relatively easy • was the perfect replacement
shipping
3
fast • was fast • simple to hook up
problems
3
no
noise
21
no • thumping
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noise
positive2
no • thumping
negative1
is not as good
volume
21
is more than sufficient to cut through clearly with the engine • are 3xs better
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volume
positive2
is more than sufficient to cut through clearly with the engine • are 3xs better
negative1
can't adjust
this thing
21
is fantastic • love
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this thing
positive2
is fantastic • love
negative1
never worked at all
wire
21
very easy to • loom to keep the wires protected
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wire
positive2
very easy to • loom to keep the wires protected
negative1
no
subwoofer
21
run a separate • are ready
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subwoofer
positive2
run a separate • are ready
negative1
has gone out on me
relay
21
good luck • powers up the amp
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relay
positive2
good luck • powers up the amp
negative1
was spliced in with a 15a fuse to power the amp
everything
2
is clear and loud • sounds much better
amount of sound
2
decent • good
package
1
small zip ties
boost
2
great • nice
design
2
compact • worked great
kenwood deck
2
increases it to 45 rms per channel • nice
bass
2
brings out • clarity
music
2
loud regularly • nice crisp
space
12
were seriously out • minimal
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space
positive1
small enough to fit in tight
negative2
were seriously out • minimal
item
2
came defective • is defective
kenwood
11
will not repair or replace the unit
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kenwood
positive1
puts out what it states
negative1
will not repair or replace the unit
box
11
took a chance to install it any ways
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box
positive1
only one channel works
negative1
took a chance to install it any ways
this amp
11
sucks
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this amp
positive1
well
negative1
sucks
manual
2
is a bit lacking • says to splice the rca wire
power wire
2
concern • is barely 14guage
wiring
11
redo
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wiring
positive1
meticulous
negative1
redo
Hey, that functionality is in development right now.