SDT-21 3.25" Round Front Plate 4 oz 8 ohm Dome Tweeter, 50W 3/4" VC
 

Features: Light weight mylar dome tweeter, 3/4" Magnetic Fluid filled Aluminum voice coil, Smooth, natural and extended high frequency response.

• Low internal loss PP mylar
• High efficiency, wider dispersion
• Low profile, high power
• Magnetic fluid cooled aluminum voice coil

Specifications-
    Power Handling: 25W RMS / 50W Peak
    Frequency Response: 2,500 ~ 22,000 Hz
    Nominal Impedance: 8Ω
    Voice Coil: 3/4" dia.
    Magnet Weight: 4 oz.
    Sensitivity: 91dB W/M
    Fs: 2K Hz
    Re: 6.3Ω

Dimensions -
    Overall Frame Size: 3-1/4" dia.
    Required Cutout: 2-1/2" dia., and terminal cuts
    Mounting Depth: 3/4"