4 Inch (100 mm) 8 Ohm, Waterproof Voice Range Speaker

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This 4” driver is designed for outdoor voice communications in intercom and drive-thru applications. A waterproofed cone provides protection against moisture absorption from rain and high humidity.

  • Voice range driver
  • 4” (100 mm) steel basket diameter
  • 6 Watts, 8 Ohms, 93 dB SPL
  • 0.6" aluminum voice coil, Kapton former
  • -67°F (-55°C) to +185°F (+85°C)
  • Ferrite magnet, acrylic treated cloth cone

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More Information
Brand Name MISCO OEM
Speaker Type Voice
Shape of Speaker Square
Size, Nominal (inch & mm) 4" (100 mm)
Environment Outdoor
Application Drive-Thru / Kiosk, Outdoor , Voice Communications
RoHS Compliant No
Rated Impedance (Ω) 8
Rated Power IEC268-5 (W) 6 Watts
Program Power (W) 12
Sensitivity (dB SPL) ¹ 93
Frequency Range (Hz) 180 - 10,000
DC Resistance (Re) (Ω) 8
Resonant Frequency (Fs) (Hz) +/- 15% 200
Nominal Impedance (Z) (Ω) 8
Total Q Factor (Qts) 1.50
Basket Type Stamped Steel
Voice Coil Diameter (mm) 14.3
Voice Coil Wire Material Aluminum
Voice Coil Former Material Kapton
Magnet Material Ferrite
Magnet Weight (g) 66.6
Cone Body Material Acrylic Treated Cloth
Spider Material Cotton
Dust Cap Material Cloth
Net Weight (kg) 0.06
Technical Notes

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