Features: 5¼" 11 oz 4 ohm treated polymer paper cone with foam surround suspension, 80 watts, 1" Voice Coil woofer.

• Polymer Cone and Foam Surround
• 1" Aluminum Voice Coil
• 11 oz Magnet

Specifications-

    Power capacity: 40W/80W RMS/peak
    Frequency response: 85 ~ 11,000 Hz
    Nominal impedance: 4 Ω
    Voice coil diameter: 1"
    Magnet weight: 11 oz.
    Sensitivity: 90 dB W/M
    Fs: 87 Hz
    Re: 3.4 Ω
    Qms: 4.19
    Qes: 0.73
    Qts: 0.62
    Vas: 5.1 L
    Mms: 6.7 g
    BL: 4.13
    Xmax: 2.5 mm

Dimensions -

    Overall Frame Size: Pin Cushion 5-15/16 " dia. - 5-9/32" dia.
    Required Cutout: 4-7/8" dia.
    Mounting Depth: 2.1/4"