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Part #
SPL @ 30cm
Rated Freq
Rated V
Width
View
EFM-2031
90dB
0.3kHz
12.0V
42mm
EFM-310
100dB
0.0kHz
9.0V
42mm
EFM-310A
100dB
0.0kHz
12.0V
42mm
EFM-310B
96dB
0.0kHz
6.0V
42mm