Amazon.com: Pyle 1.35 Inch Tweeter Horn Driver-400 Watt High Power Car Audio Speaker System w/Flat Aluminum Voice Coil,Titanium Diaphragm, 1kHz-20 kHz Frequency,104 dB, 8Ohm, Heavy Duty 20 oz Magnet PDS342, Black :
Amazon.com: Pyle 2in Tweeter Compression Horn Driver - 500 Watt High Power Car Audio Speaker Tweeter System w/ High Temp Voice Coil, 400-9000Hz Frequency, 102 dB, 8Ohm, Heavy Duty 30 oz Magnet
53-1210 - Multicomp Pro - Tweeter, Compression Driver, 100 W RMS