2.5 Inch (66 mm) 8 Ohm, Wide Range Speaker

Brand Name
Part #
In stock

A wide range OEM speaker that fits a variety of utility applications, including military defense systems, embedded digital signage, and aerospace audio. This 2.5" driver includes a robust steel frame treated with zinc-plating for increased corrosion resistance, a 2.35 Oz ferrite magnet, a 0.7" copper voice coil, and a paper composite cone for long-lasting, natural sounding audio.

  • Wide range speaker
  • 2.5" (66 mm) steel basket diameter
  • 4 watts, 8 ohm, 89 dB SPL
  • 0.7" copper voice coil, aluminum former
  • 2.35 Oz ferrite magnet, paper composite cone

Download Product Specifications (PDF) »

More Information
Brand Name MISCO OEM
Speaker Type Wide Range
Shape of Speaker Square
Size, Nominal (inch & mm) 2" (50 mm)
Environment Indoor
Application Drive-Thru / Kiosk, Military, Voice Communications
Rated Impedance (Ω) 8
Rated Power IEC268-5 (W) 4 Watts
Program Power (W) 8
Sensitivity (dB SPL) ¹ 89
Frequency Range (Hz) 260 - 8,000
DC Resistance (Re) (Ω) 6.3
Resonant Frequency (Fs) (Hz) +/- 15% 400
Nominal Impedance (Z) (Ω) 4
Basket Type Stamped steel
Terminal Size (mm) 4.8 x 0.5
Voice Coil Diameter (mm) 17.8
Voice Coil Wire Material Copper
Voice Coil Former Material Aluminum
Magnet Material Ferrite
Magnet Weight (g) 68
Cone Body Material Paper composite
Cone Surround Material Paper composite
Dust Cap Material Paper
Net Weight (kg) 0.21
Technical Notes

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