"PSI Audio Sub A225-M Studio Black, Active 2 x 8"" Subwoofer, Magnetically shielded, Amplifier output: 200 W RMS, Class-G amplifier, Frequency range: 24 - 100 Hz, Max. SPL (1 m): 115 dB, 2 Inputs: XLR balanced, 2 Outputs: XLR balanced, Dimensions:...