"PSI Audio SUB A125 M Studio Red, Active 8"" Subwoofer, Magnetically shielded, Amplifier output: 150 W RMS, Class-G amplifier, Frequency response: 28 - 90 Hz, Max. SPL (1 m): 111 dB, Inputs: 2x XLR balanced, Outputs: 2x XLR balanced, Dimensions (W x...