• 48.3 mm diameter pipe
• Stainless steel construction guarantees weather resistance
• Impressively shaped pipe
• Vandal-proof - a strainer inside the microphone/speaker to prevent the tube from getting clogged with rocks, wood or debris
• Solid 60 cm long base to be placed in the ground for safety and stability
• Underground sound carried by polyethylene pipe for a distance of 5 to as much as 30 m
• Our equipment is certified by TÜV Rheinland as complying with EN 1176 and has all the documentation necessary for installation in public playgrounds

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