Sonic Electronix Certified Amp: RE Audio BT900.4


The BT900.4 amplifier from RE Audio is a class AB 4-channel amplifier which features impressive power, unique Bluetooth technology, all in a sleek compact chassis! This amp features variable low and high pass filters, 4-way protection technology, and built-in bluetooth which allows you to bypass connecting with your headunit, all with 320 watts of true RMS power. It also features intelligent switching between the Bluetooth and RCA signal as well as Bluetooth audio and remote turn on signals which can be passed to other amplifiers.

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Claimed Output: 80W @ 14.40v 120W @ 14.40v 230W @ 14.40v
Certified Results: 145W @ 14.77v 155W @ 14.83v 95W @ 14.87v
Dynamic Results: 277W @ 14.83v 167W @ 14.85v 97W @ 14.90v


Here at Sonic Electronix, we strive to deliver incredible products and even better customer satisfaction- especially when it comes to car audio! This is precisely why we have tested the power on select amplifiers with our SMD AD-1 Amplifier Dyno, bringing you these amps’ true power ratings. Whether you are interested in an entry level or performance amp, we want to make sure that you guys are purchasing the car audio products that will deliver just theright amount of power for your system. Although each of our amplifiers have their listed peak and RMS power ratings, a Sonic Electronix Certified Amplifier is drastically better for your system because no matter what, you will know precisely the amount of power you will be getting out of your system!

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