2 Inch (50 mm) Waterproof Voice Range Speaker, 8 Ohm

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Built to Order

The A2WI is a high-power, 2” voice range driver made for indoor and outdoor communication applications. Its cloth cone's complete waterproof treatment ensures resistance to moisture absorption from rain and high humidity. 

  • Voice range speaker
  • 2” (50 mm) basket diameter
  • 3 watts, 8 ohms, 82 dB SPL
  • 0.5" copper voice coil, Kapton former
  • Alnico magnet, stamped steel basket
  • Acrylic-treated cloth cone & surround

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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 No
Rated Impedance (Ω) 8
Rated Power IEC268-5 (W) 3 Watts
Program Power (W) 6
Sensitivity (dB SPL) ¹ 82
Frequency Range (Hz) 475 - 4,500
DC Resistance (Re) (Ω) 8
Resonant Frequency (Fs) (Hz) +/- 15% 650
Nominal Impedance (Z) (Ω) 8
Total Q Factor (Qts) 5.71
Basket Type Stamped steel
Terminal Size (mm) 4.7 x 0.5
Voice Coil Diameter (mm) 14.53
Voice Coil Wire Material Copper
Voice Coil Former Material Kapton
Magnet Material Alnico
Magnet Weight (g) 15.03
Cone Body Material Acrylic treated cloth
Cone Surround Material Treated cloth
Spider Material Cotton
Dust Cap Material Black, pre-treated cloth
Net Weight (kg) 0.06
Technical Notes

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