Amazon.com: AVLIS-CO MCKP87X87SP1-4793 SPC 3"x3" PIEZO Speaker Rated Impedance : 6 Ohm (at 1 KHz) 3.4KHZ 78DBA 12W-20W Transducer Function Power Rating RMS : Industrial & Scientific
Pack of 3 MCKP2644SP1F-4748 PIEZO, 400HZ, 86DB; Transducer Function:Speaker; Power Rating RMS:-; Impedance:8ohm;...
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50 Pcs Electromagnetic Type Piezo Buzzer 16ohm AC 2KHz 3V 5V 9V 12V Passive Buzzer - Amazon.com
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