KEY™
Technology AmplifiersLet KEY professionally tune your system – just sit back and enjoy the music.
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A Better Sound. Automatically.
The KEY200.4 Smart Amplifier uses AI-driven DSP to dramatically improve the quality of your audio in a matter of minutes. Press one button and you’re done!
Little Amp. Big Difference.
Measuring less than eight inches long and only two inches high, KEY amps fit nearly anywhere. Mount them behind your radio, under the seat, or in your trunk with ease.
Ready for Your Ride
KEY amplifiers are fully compatible with nearly every stock and aftermarket radio on the road today, including newer vehicles equipped with start-stop systems.
Packed With Power
KEY Smart Amps deliver more than enough juice to rock your ride. With 500 watts RMS to your subs (from the KEY500.1) and 50 watts per channel to the door speakers (from the KEY200.4), the KEY family of amplifiers deliver the sound you’ve been looking for.
