BRP2411P-12-CFS产品概述
3 to 15 VDC Rated Voltage, 3700 +/- 500 Hz Oscillator Frequency, Piezo Alarm
These INTERVOX devices were developed with circuits so they can easily be used by applying your D.C. voltage source. Their clear penetrating sound quality enables these buzzers to be used in applications such as fire and burglar alarms, smoke detectors, and medical instruments.
90 dB @ 30 cm