CES 1" SOFT DOME TWEETER ON 4-1/4 ABS MOUNTING PLATE, 10 OZ MAGNET, 50 WATTS RMS @ 8 OHMS 1" Soft Dome Tweeter 4-1/4 ABS Plate Covered 10 Oz Magnet, 8 Ohm Voice Coil Recommended crossover frequency is 3kHZ-20kHz Low Cost Replacement Tweeter 4-1/4" Tweeter