AER SUB 360 D, active 12" subwoofer, 360 watts @ 8 ohms, class d amp, for AcoustiCube, BassCube, AS 360 Top, CX 8, 8, 45 - 125 Hz, 97 dB SPL, 1 Watt @ 1m, calculated peak: 122, max output: long term 118 dB SPL@1m, active crossover 125 Hz, 24 dB/oct. LR-4, electronically balanced, 10 kOhm, XLR male and female connector, Neutrik Powercon connector, M20 thread for optional speaker stands, dimensions whd: 40,39 x 40,39 x 36,5 cm (15,9" x 15,9" x 14,37"), weight: 21,5 kg (47,4 lbs)