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Infinity Reference 6810cs

6"x8" / 5"x7" 2-way Component System

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  • component speaker system includes woofers, tweeters, and crossovers
  • 6"x8" Plus One polypropylene woofer with rubber surround
  • 1" silk dome tweeter with multiple mounting options
  • Starfish™ mounting bracket for easier tweeter installation in factory locations
  • 2-way external crossover network (18 dB/octave, 3,500 Hz high-pass and low-pass)
  • Power Handling:
    • 2-90 watts RMS
    • 270 watts Peak
  • Frequency Response: 49-21,000 Hz
  • Sensitivity: 92 dB
  • Top-mount Depth: 2-7/16"
  • 1-year SonicElectronix.com warranty
Product History:
Infinity Reference 6820cs thumbnail
(newest, current model)
Infinity Reference 6810cs thumbnail
(previous model, replaced by Infinity Reference 6820cs)
Speaker Specifications
Speaker Size6" x 8"
Design2-way
Tweeter Design1" Dome
Tweeter CompositionSilk
Woofer CompositionPolypropylene
Woofer SurroundRubber
Peak Power Handling270 watts
RMS Power Handling2 - 90 watts
Sensitivity92 dB
Frequency Response49 - 21000 Hz
Impedance (Per Voice Coil)4 ohms
Top-Mount Depth2-7/16"
Bottom-Mount DepthN/A
Cutout DimensionsN/A
Warranty and Return Policy
Return Policy Standard Return Policy
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Speaker Wire
Upgrade your factory speaker wire to aftermarket speaker wire and hear the difference! Using thicker gauges, newer technology, and higher quality materials, aftermarket speaker wire is key to upgrading the sound in your car.
 ProductPriceAdd?
20 ft. of 16 AWG KICKER X-Series Speaker Wire20 ft. of 16 AWG KICKER X-Series Speaker Wire
Get high quality sound from Kicker's twisted-pair, true to gauge speaker wire.		$19.99
50 ft. of 14 AWG StreetWires Speaker Cable50 ft. of 14 AWG StreetWires Speaker Cable
Streetwires Super Cable provides a zero-grip insulation for a smooth install as well as true gauge twisted wire construction.		$29.99
Sound Dampening Material
Get optimal sound from your new speakers with some high quality sound dampening material. It will keep the road noise out and the music inside the car.
 ProductPriceAdd?
NVX SDSK2 Speaker KitNVX SDSK2 Speaker Kit
Eliminates speaker panel distortion and reduces vibration, rattles, and squeaks!		$19.99
NVX SDRLR1 Sound Dampening Rubber RollerNVX SDRLR1 Sound Dampening Rubber Roller
Install your Sound Dampening with ease! This heavy duty rubber roller is designed specifically to install your NVX products!		$8.95
Installation, Tools & Accessories
Get all of the tools and accessories to install your new speakers like a professional, or take your car to an expert and have them installed by redeeming professional installation cards.
 ProductPriceAdd?
Door Panel & Upholstery Remover ToolDoor Panel & Upholstery Remover Tool
The ideal tool for removing your car's door panels to replace you speakers!		$11.99
Universal Window Handle Remover ToolUniversal Window Handle Remover Tool
Designed to easily remove the manual window handles without breaking any interior pieces.		$4.99
Universal Wire Puller & GrabberUniversal Wire Puller & Grabber
Running wires has never been easier! This wire puller allows you to run wires through those hard to reach places!		$8.99
Tone Generators and Sound Testing Equipment
Optimize your new system's sound quality by testing and calibrating all of your components with these items.
 ProductPriceAdd?
AutoSound 2000 CD-101AutoSound 2000 CD-101
Low frequency test CD		$12.99
AutoSound 2000 CD-102AutoSound 2000 CD-102
High frequency test CD specifically designed for the set-up and evaluation of sound system imaging and placement.		$12.99
AutoSound 2000 CD-103AutoSound 2000 CD-103
Audiophile reference series test disc for evaluation of all audio components.		$12.99

Product Summary

Manufacturer: Infinity
Model number: 6810cs
Weight: 8.00 lbs
Internal SKU: 6810cs
Internal product ID: 6940

Why Sonic Electronix?

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Customer Testimonial

Sonic Electronix customer support was phenomenal. They went as far as answering questions I had about equipment on other websites and gave me all of the info I needed to be fully knowledgeable when I finally made my purchase. I bought a decent stereo at an unbeatable price. Thanks a thousand times!

- Matt Pin from Cadillac, MI

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