AT-5210 5.25" 10 oz 4 ohm Treated Cone Rubber Surround Woofer, 1" 4 Layer VC
 

Features: 5¼" 10 oz 4 ohm treated polymer cone with Thermo-Plastic rubber surround suspension, 100 watts, 1" 4-layer Voice Coil woofer.

• Polymer cone and TPR Surround
• 4-Layer 1" Aluminum Voice Coil
• 10 oz high flux density Magnet

Specifications-

    Power capacity: 50W/100W RMS/peak
    Frequency response: 40 ~ 11,000 Hz
    Nominal impedance: 4 Ω
    Voice coil diameter: 1"
    Magnet weight: 10 oz.
    Sensitivity: 91 dB W/M
    Fs: 38 Hz
    Re: 3.2 Ω
    Qms: 3.48
    Qes: 0.33
    Qts: 0.30
    Vas: 11.6 L
    Mms: 12.9 g
    BL: 5.49
    Xmax: 3.0 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"