MODEL??	FBF20-2N
DIMENSION??	20mm  x  4.3mm
VOICE COIL IMP??	8  ohm
SOUND PRESSVRE LEVEL?¡§S.P.L????	80 dB
RESONAT FREQUENEY??	700 Hz
EFFECTIVE FREQUENEY??	fo-15000 Hz
NOISE POWER??	0.25 w
MAGNET SIZE AND ASSEMBLY??	6.5mm Alnico??