2.25" (57 mm) Square, Wide Range Speaker

Brand Name
MISCO OEM
Part #
57SN08-2
Built to Order
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THIS IS A “BUILT TO ORDER” PRODUCT

This wide-range speaker provides high output and sensitivity from a small footprint. A woven kevlar cone with treated half-roll cloth edge provides extended frequency response and durability in a wide variety of applications.  It is also an excellent choice for applications requiring extended frequency range such as gaming audio, Ultra-Sound audio, and broad range music or voice. This front or rear mountable wide range speaker is a great choice to pair with a sub-woofer and cross-over at 200 Hz.  It also a great replacement or upgrade driver.

  • Wide Range Speaker
  • 2.25" (57 mm) basket diameter
  • 10 watts, 8 ohms, 80 dB SPL
  • 0.8" aluminum voice coil, Kapton former
  • Dual neodymium magnet, stamped steel basket
  • Kevlar fiber cone, cloth surround

Download Product Specifications (PDF) »

More Information
Brand Name MISCO OEM
Speaker Type Wide Range
Shape of Speaker Square
Size, Nominal (inch & mm) 2.25" (57 mm)
Environment Indoor
Application Aerospace, Arcade Gaming, Casino Gaming, Home Audio, Kiosk, Medical, Musical Instruments, Transit, Voice Communications
RoHS Compliant Yes
Rated Impedance (Ω) 8
Rated Power IEC268-5 (W) 10 Watts
Program Power (W) 20
Sensitivity (dB SPL) ¹ 80
Frequency Range (Hz) 140 - 18,000
DC Resistance (Re) (Ω) 7.2
Resonant Frequency (Fs) (Hz) 154
Nominal Impedance (Z) (Ω) 8
Voice Coil Inductance (Le) (mH) 0.16
Mechanical Q Factor (Qms) 2.35
Electrical Q Factor (Qes) 0.77
Total Q Factor (Qts) 0.57
Basket Type Stamped Steel with black powder coat painting.
Terminal Size (mm) 5.2 x 0.5 / 2.8 x 0.5
Voice Coil Diameter (mm) 20.3
Voice Coil Wire Material Aluminum
Voice Coil Former Material Kapton
Magnet Material Dual neodymium magnet
Magnet Weight (gm) 2 x 17
Cone Body Material Woven kevlar fiber
Cone Surround Material Treated cloth surround
Spider Material Cotton
Dust Cap Material Engineered paper
Net Weight (kg) 0.13 kg
Technical Notes

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