Ensure clear communication in hazardous areas with the Flameproof Speaker/PA Loudspeaker. Rugged and versatile design. Available in 30W and 40W versions. Certified for Zone 1 or 2. Weather-resistant for any environment. Ideal for chemical, fertilizer, and petroleum plants. Choose safety and reliability now! https://www.flameproof.co.in/product/flameproof-speaker/