MODEL??	FBF30-1T
DIMENSION??	30mm  x  4.2mm
VOICE COIL IMP??	8 ohm
SOUND PRESSVRE LEVEL?¡§S.P.L????	86 dB
RESONAT FREQUENEY??	600 Hz
EFFECTIVE FREQUENEY??	fo-13000 Hz
NOISE POWER??	0.25 w
MAGNET SIZE AND ASSEMBLY??	9.5mm Alnico