CT Series 2.4kHz 5V 12.8 x 12.8 x 7.1mm SMT Magnetic Buzzer Indicator
磁性 指示灯，内部驱动 12 V 30mA 2.4kHz 85dB @ 12V，10cm 表面贴装型 焊盘
得捷:
BUZZER MAGN 12V 12.8X12.8MM SMD
欧时:
buzzer, 12.8 mm square, 7.1 mm deep, M,
艾睿:
12.8 mm, 12 V, 85 dB, 2.4 kHz, Surface Mount SMT, Driving Circuit, Magnetic Audio Indicator Buzzer