Dimensions assembled: Width 31cm (12.2") x Hight 35 cm (13.77") x Depth 47 cm (18,50") Loadable up to max: 40 kg (88.18lbs) Inclination of the amplifier: approx. 28 degrees Width of the support surface: approx. 20 cm (7.87") Folded dimensions: Width 31cm (12.2") x Hight 3 cm (1.18") x Depth 63.5 cm (25") Feature: Can be folded flat Material: steel, black Feature: Improves the radiation angle of your combo