Features: Horn loaded Mylar dome midrange, 1-1/2" Magnetic Fluid filled Aluminum voice coil, Smooth, natural and extended mid and  high frequency response.

• Low internal loss PP Mylar diaphragm
• High efficiency, horn loading front plate
• Higher power handling
• Integrated chamber pressure regulating breather
• Magnetic fluid cooled aluminum voice coil

Specifications-
    Power Handling: 40W RMS / 80W Peak
    Frequency Response: 850 ~ 20,000 Hz
    Nominal Impedance: 8Ω
    Voice Coil: 1-1/2" dia.
    Magnet Weight: 11 oz.
    Sensitivity: 91dB W/M
    Fs: 750 Hz
    Re: 6.2Ω

Dimensions -
    Overall Frame Size: 5-1/4" dia.
    Required Cutout: 4" dia.
    Mounting Depth: 1-5/8"