3 Inch (77 mm) Voice Range Speaker w/ Grille & Leads

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Built to Order

This high-performance OEM speaker is designed for outdoor communications, providing a clear and powerful voice projection with its high sensitivity rating. The speaker cone and surround have been waterproof treated, ensuring reliable operation even in harsh environments, and a square aluminum louvered grille adds additional environmental protection. Installation is made easy with the included 6" 16 AWG wire with a male 2-way packard connector. 

  • Voice range speaker
  • 3" (77 mm) steel basket diameter
  • 4 watts, 7 ohm, 93 dB SPL
  • Waterproof cone & surround
  • 2.35 oz. ferrite magnet
  • 4.5" louvered aluminum grille
  • 6" 16AWG wire, male 2-way connector 


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More Information
Brand Name MISCO OEM
Speaker Type Voice
Shape of Speaker Square
Size, Nominal (inch & mm) 3" (77 mm)
Environment Outdoor
Application Outdoor , Voice Communications
RoHS Compliant No
Rated Power IEC268-5 (W) 4 Watts
Program Power (W) 8
Sensitivity (dB SPL) ¹ 93
Frequency Range (Hz) 600 - 9,000
DC Resistance (Re) (Ω) 6.3
Resonant Frequency (Fs) (Hz) +/- 15% 1100
Nominal Impedance (Z) (Ω) 7
Basket Type Stamped steel
Voice Coil Diameter (mm) 14
Voice Coil Wire Material Copper
Voice Coil Former Material Kapton
Magnet Material Ferrite
Magnet Weight (g) 67
Cone Body Material Treated paper
Cone Surround Material Foam
Lead Length (mm) 152
Net Weight (kg) 0.29
Technical Notes

¹ Sensitivity is measured with 2.83 volt input, measured on-axis at 1 meter distance