2" (50 mm), 8 Ohm Voice Range Speaker

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

  • Voice Range Driver
  • 2” (50 mm) Diameter
  • 3 Watts, 8 Ohms
  • -67°F (-55°C) to +185°F (+85°C)
  • Acrylic Treated Cloth Cone
  • 87 dB SPL

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More Information
Brand Name MISCO OEM
Height 0.9000
Width 2.0000
Length 2.0000
Speaker Type Voice
Shape of Speaker Square
Size, Nominal (inch & mm) 2" (50 mm)
Environment Outdoor
Application Voice Communications
RoHS Compliant No
Rated impedance (Ω) 8
Rated Power IEC268-5 (W) 3 Watts
Power, Program (W) 6
Sensitivity (dB SPL) ¹ 82
Frequency range (Hz) 475 - 4,500
DC resistance (Re) (Ω) 8
Resonant Frequency (Fs) (Hz) 650
Nominal Impedance (Z) (Ω) 8
Total Q factor (Qts) 5.71
Basket type Stamped steel
Terminal size 4.7 x 0.5
Voice coil diameter (mm) 14.5288
Voice coil wire material Copper
Voice coil former material Kapton
Magnet Material Alnico
Magnet weight (gm) 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) 0.056
Technical Notes

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