MW-K71 6.5"Component speaker 

Impedance: 4Ω 
Frequency: 65-20k Hz 
Sensitivity: 90 dB 
Nor Power: 70W 
Max Power: 140W 
Magnet 15 oZ 
Voice Coil 25mm KSV 
Cone INJECTION 
Tweeter 25mm Silk Dome. 
Special Reminder: Air transport are not permitted, because the car horn with magnetic.