Mackie HDA Aktives Line Array Module, 600 W Rms/1200 W Peak, Class D Amplifier, 110° x 20° constant curvature line array, Scalable and arrayable with a multitude of configuration options, Maximum flown system supports up to 4 x HDA and 2 x HD1801 subwoofers, Ground stack up to 3 x HDA on HD1801 subwoofer or flybar, Pole mount up to 2 x HDA on HD1801 subwoofer or tripod using dual angle pole cups, 12" neodymium woofer with 3" voice coil, Integrated limiting and protection circuitry, Proven rigging hardware, Four M10 flypoints, Integrated flyware allows easy array setup, Optional Flybar and HD1801 subwoofer flyware kit, dimension 688 x 502 x 532mm, weight 26.7 kg