3.3" (83 mm) USB-Powered Voice Range Speaker Enclosed with Amplifier

Brand Name
MISCO OEM
Model #
Z9740
Part #
70094
In stock
$52.00

Need an easy to install speaker for indoor sound built to last? Want a self-contained unit with volume controls and a USB power option? Then this enclosed speaker/amp combo is the best solution for you. A treated cone and a high-power neodymium magnet within a plastic enclosure make this an environmentally resistant, all-in-one product. That, paired with a built-in mono power amplifier, provides amplified sound right out of the box.

  • Voice Range Speaker
  • 3.3” (83 mm) Diameter
  • 4 Watts, 8 Ohms
  • High Power Neodymium Magnet
  • USB-Powered Mono Power Amplifier
  • Low Distortion

Download Product Specifications (PDF) »

More Information
Brand Name MISCO OEM
Model # Z9740
Speaker Type Voice
Shape of Speaker Square
Size, Nominal (inch & mm) 3.3" (83 mm)
Environment Outdoor
Application Outdoor , Voice Communications
RoHS Compliant No
Rated Impedance (Ω) 8
Rated Power IEC268-5 (W) 8 Watts
Program Power (W) 8
Sensitivity (dB SPL) ¹ 84
Frequency Range (Hz) 350 - 9,000
Resonant Frequency (Fs) (Hz) 341
Total Q Factor (Qts) 0.83
Basket Type Stamped Steel, Black Power Coat Finish
Terminal Size (mm) 4.7 mm x 0.5 mm
Voice Coil Diameter (mm) 17.8mm
Voice Coil Wire Material High Temperature Copper
Voice Coil Former Material Kapton
Magnet Material Neodymium
Magnet Weight (gm) 4
Cone Body Material Acrylic Treated Cloth
Cone Surround Material Acrylic Treated Cloth
Dust Cap Material Mylar (Polyester)
Net Weight (kg) 0.168
Technical Notes

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