Pin Type Model Number Resonant Frequency Operating Voltage(Max) Rated Voltage Sound Pressure Level(Min) Current Consumption(Max) PT-2725PQ PT-2725PQ 2.5 ± 0.5 30 5 90 at 2.5KHz at 10cm at Rated Voltage 1.5 at Rated Voltage Unit KHz Vp-p Vp-p dB mA 30,000 ± 30% at 120Hz pF Operating Temperature -20～+70 ℃ Storage Temperature -30～+80 ℃ Capacitance DB LECTRO Inc. 3755 Place Java, Suite 140, Brossard, Québec, J4Y 0E4, Canada - T: 1-450-444-1424 / F: 1-450-444-4714 / www.dblectro.com