2.5 Inch (66 mm) Waterproof Voice Range Speaker, 8 Ohm

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Built to Order

A specialized, RoHS compliant, all-weather OEM replacement speaker for voice communication applications. This model includes an acrylic treated cloth cone to prevent moisture absorbtion, a powerful 2.35 Oz ferrite magnet, and a 0.6" copper voice coil. 

  • Voice range speaker
  • 2.5” (64 mm) steel basket diameter
  • 4 watts, 8 ohm, 88 dB SPL
  • 0.6" copper voice coil, aluminum former
  • 2.35 Oz ferrite magnet, acrylic treated cloth cone
  • RoHS Compliant

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More Information
Brand Name MISCO OEM
Speaker Type Voice
Shape of Speaker Square
Size, Nominal (inch & mm) 2" (50 mm)
Environment Outdoor
Application Outdoor , Voice Communications
RoHS Compliant Yes
Rated Impedance (Ω) 8
Rated Power IEC268-5 (W) 4 Watts
Program Power (W) 8
Sensitivity (dB SPL) ¹ 88
Frequency Range (Hz) 350 - 4.5k
DC Resistance (Re) (Ω) 8
Resonant Frequency (Fs) (Hz) +/- 15% 480
Nominal Impedance (Z) (Ω) 8
Total Q Factor (Qts) 3.27
Basket Type Stamped steel
Terminal Size (mm) 4.7 x 0.5
Voice Coil Diameter (mm) 14.5288
Voice Coil Wire Material High temperature copper
Voice Coil Former Material Aluminum
Magnet Material Ferrite
Magnet Weight (g) 68.04
Cone Body Material Acrylic treated cloth
Cone Surround Material Acrylic treated cloth
Spider Material Cotton
Dust Cap Material Felt
Net Weight (kg) 0.2
Technical Notes

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