5.5 Inch (140 mm) Two-Way Horn Speaker

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Built to Order

For trucks, trains, boats, and planes, the 88104-T delivers powerful and efficient audio for two-way communications. This specialty horn speaker uses a weather and corrosion resistant design and high durability materials to remain dependable and understandable longer than other speakers. Choose this driver if you need specialized, high-quality, and reliable sound. 

  • 5.5" (140 mm) diameter
  • Voice range horn speaker, 8 ohms
  • 107 dB SPL @ 1 Watt, 1 Meter
  • 40 watts, 1 Octave at 2 kHz, averaged; 123 dB max SPL
  • ABS plastic horn bell & assembly
  • Phenolic diaphragm, ferrite magnet
  • Black anodized aluminum heat sink
  • Stainless steel screws
  • 2 conductor, 18 AWG stranded, inner & outer PVC insulations


*Bracket in drawing optional, not included in this assembly

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More Information
Brand Name MISCO OEM
Speaker Type Voice
Shape of Speaker Other
Size, Nominal (inch & mm) 5" (127 mm)
Environment Outdoor
Application Drive-Thru / Kiosk, Outdoor , Signal / Alarm Systems, Transit, Voice Communications
RoHS Compliant Yes
Rated Impedance (Ω) 8
Rated Power IEC268-5 (W) 40 Watts
Program Power (W) 80
Sensitivity (dB SPL) ¹ 107
Frequency Range (Hz) 500 - 7,000
Resonant Frequency (Fs) (Hz) +/- 15% 341
Nominal Impedance (Z) (Ω) 8
Total Q Factor (Qts) 1.50
Magnet Material Ferrite
Cone Body Material Phenolic treated cloth
Net Weight (kg) 1.14
Technical Notes

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

Horn Bell Impact & UV resistant ABS plastic
Re-Entrant Assembly Impact & UV resistant ABS plastic
Heat Sink Black anodized aluminum
Screws Stainless steel
Cable 2 conductor, 18 AWG stranded, inner & outer PVC insulations