MODEL??	FBF28-1T
DIMENSION??	28mm  x  5.3mm
VOICE COIL IMP??	8 ohm
SOUND PRESSVRE LEVEL?¡§S.P.L????	82 dB
RESONAT FREQUENEY??	610 Hz
EFFECTIVE FREQUENEY??	fo-15000 Hz
NOISE POWER??	0.25 w
MAGNET SIZE AND ASSEMBLY??	9.5mm Alnico