MS-FR4021 MS-FR6021 MS-FR7021
Tweeter Type Titanium Dome Titanium Dome Titanium Dome
Max Power (watts) 120 200 260
Efficiency (1W/1M) 87db 90db 91db
Frequency Response 90 – 22kHz 70 – 22kHz 60 – 22kHz
Min. Mounting
Depth Allowing
Clearance (mm/in)
54mm (2-1/8”) 71.5mm (2-13/16”) 78mm (3-1/16”)
Impedance 4 ohms 4 ohms 4 ohms