2 Piece. Amplified Computer Speaker System Price conscious and donít want to break the bank? Then the CA-2014 is a 2.0 computer speaker system that's just what youíre looking for. Donít let the fact that the set doesnít have a subwoofer fool you; the CA-2014 speaker system is splendid when it comes to crisp audio output, and with easily accessible fingertip volume control and power button, audio control has never been easier. Enjoy clean design and clean sound with the CA-2014.