SM-304 3" 3 oz 8 ohm Foam surround conepaer midrange, 35W 1/2" VC
 

Features: General use full paper conepaper midrange driver with foam surround suspension. Mirror finish chromed Mylar dust-cap.

Specifications-
    Power Handling: 35W RMS / 70W Peak
    Frequency Response: 1,200 ~ 8,000 Hz
    Nominal Impedance: 8Ω
    Voice Coil: 1/2" dia.
    Magnet Weight: 3 oz.
    Sensitivity: 90dB W/M
    Fs: 1000 Hz
    Re: 6.2Ω

Dimensions -
    Overall Frame Size: 4-3/32" dia.
    Required Cutout: 3-1/4" dia.
    Mounting Depth: 1-5/16"