The RCF NDT995 is a high-performance 4-inch neodymium compression driver designed for professional line arrays and point source applications. Engineered for maximum linearity, precision, and long-term reliability, it features a pure titanium dome, Kapton former, and edge-wound aluminum voice coil for minimal distortion. With a low crossover point (650 Hz) and 110 dB sensitivity, it ensures exceptional sound clarity and power handling, making it ideal for high-powered systems. Product Specifications: Exit Throat Diameter: 1.4 inch (36 mm) Impedance: 8Ω Program Power: 280W Power Handling: 140W Sensitivity: 110 dB Frequency Range: 500 Hz - 20 kHz Diaphragm Material: Pure Titanium Suspension Material: Polyimide Suspension Design: Flat Voice Coil & Motor Structure Voice Coil Diameter: 4.0 inch (102 mm) Winding Material: Edgewound Aluminum Former Material: Kapton (Direct Drive) Layers: Inside/Outside, Single Layer Flux Density: 2.0 T Phase Plug: 4-Slot Aluminum Magnet Type: Neodymium Demodulation Ring: Copper Mounting & Dimensions Overall Diameter: 146 mm (5.75 inches) Overall, Height: 55 mm (2.17 inches) Mounting: 4 × 6 mm Threaded Holes at 90° Compliance & Shipping Certifications: CE Compliant Package Dimensions: 6.65 × 6.73 × 3.11 inches Shipping Weight: 6.44 lbs