4-In 4-Out Independent Sound Effector Controller Amplifier Vehicle Audio A927 aluminum black, by LC Prime LINEP-A927 a high-performance portable mini-size front-end signal amplifier and sound quality processor, is built-in high-performance power processor and signal amplifier.High-precision power bleeder circuit ensures the stability of circuit and reduces DC shift of output. For circuit design, Texas Instruments (TI) NE5532 dual operation amplifying chip in best quality acts as the front-end amplifier. Independent four-channel input and output adopts amplifying signal, NE5532P is tailored for the high-performance audio system. NE5532, well-tailored for the high-performance audio system in best signal amplification, acts as the input and output front-end amplification Strong treble and bass effect, more attractive sound quality, fine tone, clear leveling of high, middle and low sound, small size delivers the appealing sounds, special effects, its strong adjusting of treble and bass is applicable to any type of music, Independent four-channel input and output circuit (RCA Base), User-friendly operation, high-quality HIFI music, HIFI sound reproduction, listening to music, playing game, watching movie HIFI, tiny and portable.It is ready to be applied via PC. A wide range of applications such as drawing room, mobile, CD, VCD, DVD, company, supermarket and vehicle. WHAT YOU GET: LC Prime 1 X A927 Four-channel Sound Effector, 1 X 100-240V Power Adapter (DC12V-1A) US Standard, power cord length: 100CM. And our 60-day warranty and friendly customer service. Great choice for Black Friday, Thanksgiving & Christmas Gift idea.