Model	FBMMB2618A	FBMMB2618B	FBMMB2618C	FBMMB2618D	FBMMB2618E	FBMMB2618F
Rated Voltage	1.5VDC	3VDC	6VDC	9VDC	12VDC	24VDC
Operating Voltage	1~2VDC	2~4VDC	4~8VDC	6~12VDC	9~15VDC	15~27VDC
Max.Rated Current	40mA/1.5VDC	40mA/3VDC	40mA/6VDC	40mA/9VDC	40mA/12VDC	40mA/24VDC
Min.Sound Pressure Level	85dB/20cm	80dB/20cm	80dB/20cm	80dB/20cm	85dB/20cm	85dB/20cm
Resonant Frequency	400±100Hz	400±100Hz	400±100Hz	400±100Hz	400±100Hz	400±100Hz
Operating Temperature	-20~+60°C	-20~+60°C	-20~+60°C	-20~+60°C	-20~+60°C	-20~+60°C