Model no.: GS-1660F
System: 6" 3-way Coaxial car speakers
Woofer: Injection-molded polypropylene cone
Magnet: Ferrite 10 Oz
Voice coil:25 mm ASV
Surround edge: Rubber
Fre.Res.:55-22K Hz
Sensitivity:89dB/W/m
Impedance: 4 ohms
RMS power: 25 W