Specifications:

• Dimensions: 450mm x 450mm
• Thickness: 150mm (from base to tip of cone)
• Density: 50kg/m3
• Weight of each block: 1kg
• Frequency Range: 80Hz – 4000Hz
• Units in Box: 4 pcs
• Area Coverage (per set of 4): 8.7 SqFt (.81 SqM)
• Colour: Black