The PCA2 from Pyle is a compact stereo amplifier ideal for home or mobile use. The amplifier has 2 channels each with an output power of 40W. The front-panel volume knob makes it easy to make adjustments on-the-fly, while separate bass and treble controls let you adjust tone. Input is via a stereo RCA connector, and output is via standard push speaker terminals. It also has a voltage selector switch for worldwide use.