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Infinity REF307F (INFSPKRF307FUS) (Open Box, Great)

150W Peak (50W RMS) 3.5" Reference Series 2 Way Coaxial 3-ohm Speakers

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• 75 watts Peak Each, 25 watts RMS Each
• 1/2" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

Learn more about the ls-ref307f-u8

We apologize

This item has been discontinued

Description


Infinity brand icon

Authorized dealer

Item Condition - Open Box, Great:

This product works like new, is well-cared-for and in great condition. May show limited signs of wear or use and may be missing non-essential parts, accessories or original packaging.

Product Details:

  • 3-1/2" Reference Series 2-way Coaxial Car Speakers
  • Power Handling:
    • Peak: 150 watts per pair / 75 watts each
    • RMS: 50 watts per pair / 25 watts each
  • Polypropylene cone material
  • Rubber speaker surround
  • 1/2" Textile Balanced Dome Tweeters
  • Top-mount Depth: 1-7/16"
  • Cutout Dimensions: 3"
  • Impedance: 3 ohm
  • Frequency Response: 85 - 21000 Hz
  • Sensitivity: 91 dB
  • Authorized Internet Dealer
  • MFR #: REF307F
  • 1-year Manufacturer's Warranty

  • Priced Per Pair

Specifications & Details


Speaker Specifications
Series
Reference Series
Priced Per
Pair
Number of Speakers
2
Speaker Size
3-1/2"
Design
2-way Coaxial
Tweeter Design
Balanced Dome
Tweeter Size
1/2"
Tweeter Composition
Textile
Woofer Composition
Polypropylene
Woofer Surround
Rubber
Peak Power Handling
75 watts
RMS Power Handling
25 watts
Total PEAK Per Pair/Set
150 watts
Total RMS Per Pair/Set
50 watts
Sensitivity
91 dB
Frequency Response
85 - 21000 Hz
Impedance (Per Voice Coil)
3 ohm
Shallow Mount Installation
No
Top-Mount Depth (Mounting Depth)
1-7/16"
Cutout Dimensions
3"
CTA-2031 Compliant
No
General specifications
Marine Certified
No
Hi-Res Certified
No
Color
Black
Illumination
None
Speaker Grilles
No
Includes Damping Kit
without Damping Kit
Compatible vehicle types
Car/Truck/SUV/Van
What is in the box?
Paperwork
User manual
WITB: Speakers
Foam Gasket
Speakers (2)
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

LS-ref307f-u8

Weight:

1.80lbs

Internal SKU:

ls-ref307f-u8

Internal Product ID:

214425

Customer Ratings & Reviews


Infinity REF307F (INFSPKRF307FUS) (Open Box, Great) thumbnail image

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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.