Pioneer Ts-S20 Dome Tweeter.

Size: 20 mm (3/4-inch) dome tweeter. Power Handling: Maximum Music Power: 200 Watts. RMS (Nominal) Power: 50 Watts. Frequency Response: 3 kHz to 26 kHz (with network). Sensitivity: 92 dB (1W/1m). Impedance: 8 ohms. Diaphragm Material: 20mm amorphous-titanium-coated PPS (polyphenylene sulfide) dome. Magnet Type: High-performance strontium magnet. Crossover: Features a built-in LC network attached at the end of the speaker cable. Design: Compact design allows for easy installation on dashboards, A-pillars, or door panels.