Phase Inversion 0 / 180°

Buy at www.musicianscart.com Adam Audio Sub7 140 Watts Active Studio Subwoofer 1×7 inch Driver and Wireless Remote Black, Monitor Type Active Subwoofer, Enclosure Bass-Reflex Unshielded, Power Rating 140 W RMS 210 W Peak, Full-Range Driver: 1 x 7″ / 17.78 cm Cone, Frequency Range 31 Hz to 150 Hz, Maximum Sound Pressure Level (SPL) 107 dB, Phase Inversion 0 / 180°,Crossover Frequency 150 Hz