the box TA18, Active 18"" Bandpass Subwoofer, Power: 500 W RMS, Frequency range: 35 Hz to 250Hz, Stereo XLR Input, SPL Max (1m): 131 dB, Dimensions (H x W x D): 693 x 530 x 580 mm, Weight: 45 kg, Matching Protective cover: Article Nr #222250# (not included)