Features: Slim and Low profile design Optimum performance with highest sound pressure 124dB Waterproof, corrosion resistance, good sealing Waterproof IP66 Specification: Rated power: 100W Rated Impedance: 8Ω/11Ω Frequency Range: 200-5000HZ distortion: ≤5% Sound pressure level: ≤124dB Operating temperature: -40℃ —+65℃ Dimension: 156*128*57（mm）