Product： CO-6919

Nominal impedance: 4?±20%
Free air resonance: 38Hz±20%
Freq. resp.: 50Hz-125kHz
RMS power: 40W
Max. power: 80W
Voice coil: ASV 25.5mm
Magnet structure: Y25A Ferrite 
Magnet size: ￠90*45*15mm
Load test: IEC 268-5
Output SPL: 89dB±3dB