Seismic Audio SA-DR1-8 Ohm Replacement Diaphragm - Compatible with Peavey 22XT, RX22, 22A, 22T, 2200 Model: SA-DR1 Contents: Replacement Diaphragm for Peavey Horn Driver Nominal Impedance: 8 Ohms Compatible with the following Peavey 22 Series Drivers: 22XT, 22XT+, 22XTRD, 22T, 22A, 2200 and more. Additional Features: Quick disconnect spade connectors