250 Watts Max Power 1-Inch 4-Ohms Car Stereo Aluminum Titanium Bullet Super Tweeter Key Features: 250 Watts Power (PMPO) Each (Total of 500 Watts for the pair) • 125 Watts Power (RMS) Each (Total of 250 Watts RMS for the pair) • Frequency Response: 2k-20khz • 1" High-Temperature Kapton Voice Coil • Sensitivity: 105db • Ferro Fluid Enhanced Voice Coil • Impedance: 4 ohms • Diamond Chrome Cutting Finish • 25x8mm NdFeB Magnet Structure • Mylar Crossover Capacitor Included • Total Diameter: Approximately 2.25" • Mounting Hole Diameter: Approximately 1.75" • Mounting Depth: Approximately 2"