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Infinity Kappa 50.7cs

5-1/4" 2-way Component System (KAPPA50.7CS)

5.0

(1 review)

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The product on this page is discontinued, but there is a newer model available:
Newer Model: Infinity Kappa 50.9cs
509cs thumbnail
$139.99In Stock

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  • 5-1/4" 2-Way Component System
  • RMS Power Handling: 85 watts
  • Plus One woven-glas-fiber woofer cone looks great and sounds even better
  • 1" Edge-driven MMD-Dome tweeter
  • SLI high-output design
  • Neodymium motor structure with integrated heatsink
  • Outboard passive crosover with air core inductors and poly caps
  • I-Mount tweeter kit with new Starfish OEM adaptor: Surface, Flush, Angle mounts, or in the factory tweeter location with the Starfish mount
  • Tweeter level adjustment: Just flick a switch to add 3dB to your highs!
  • Impedance: 2 Ohms
  • Grilles included
  • 1-year SonicElectronix.com warranty

Priced Per Pair

Product History:
Infinity Kappa 50.9cs thumbnail
(newest, current model)
Infinity Kappa 50.7cs thumbnail
(previous model, replaced by Infinity Kappa 50.9cs)
Infinity Kappa 50.5 CS 5-1/4
(previous model, replaced by Infinity Kappa 50.7cs)
Speaker Specifications
Speaker Size5-1/4"
Design2-way Component System
Tweeter DesignDome
Tweeter CompositionM.M.D. (Metal Matrix Diaphragm)
Woofer CompositionWoven Glass Fiber
Woofer SurroundRubber
Peak Power Handling255 watts
RMS Power Handling85 watts
Sensitivity94 dB
Frequency Response55 - 25000 Hz
Impedance (Per Voice Coil)2 ohms
Top-Mount Depth2-1/16"
Bottom-Mount DepthN/A
Cutout Dimensions4-11/16"
Warranty and Return Policy
Return Policy Standard Return Policy
Customer Review Summary for Infinity Kappa 50.7cs
Average Customer Rating is 5.0 out of 5 stars:
5.0
based on 1 Reviews
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Rating Distribution:
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what's this?
Average Attributes Rating:
Durability
5.0
Value
5.0
Features
5.0
Design
5.0
Usability
5.0
what's this?
Most Helpful Customer Reviews:
September 28, 2007 Great Components
Review by
Andrew from surprise, AZ
Overall
Durability
Value
Features
Design
Usability
From the size of the speakers you wouldnt think the would reproduce well but you would be wrong infinity makes the best speakers ever!!
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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.
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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
50 ft. of 16 Gauge Monster XLN Series Speaker Cable50 ft. of 16 Gauge Monster XLN Series Speaker Cable
Upgrade to clean and clear sound with Monster Cable's Xtra Low Noise (XLN) construction.		$35.00
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.
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Dynamat Xtreme Speaker KitDynamat Xtreme Speaker Kit
Eliminates speaker panel distortion and reduces vibration, rattles, and squeaks!		$21.99
Dynamat Dynaxorb Speaker PakDynamat Dynaxorb Speaker Pak
Revolutionary damping material designed to prevent distortion caused by the back wave of a speaker interfering with the front wave.		$19.99
Dynamat Rubber RollerDynamat Rubber Roller
Install your Dynamat with ease! This heavy duty rubber roller is designed specifically to install your Dynamat products!		$18.99
Ballistic Speaker KitBallistic Speaker Kit
Eliminate speaker distortion, road noise, and rattles with this sound dampening material from Ballistic.		$15.99
Speaker Baffles, Spacers, and Depth Extenders
Mount your speakers in the location that you need with these speaker spacers, extenders, and adapters.
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Speaker Baffles for your SpeakersSpeaker Baffles for your Speakers
Enhance the sound of your speakers with these easy to install speaker baffles.		$9.99
3/4" Depth Extender for 5-1/4" Speakers3/4" Depth Extender for 5-1/4" Speakers
Add 3/4" of extra space when installing your speakers.		$8.99
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!		$6.99
16-14 AWG Butt Connectors16-14 AWG Butt Connectors
These blue butt connectors are ideal when connecting thicker speaker wire your new aftermarket speakers!		$4.99
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: KAPPA-50.7CS
Weight: 7.00 lbs
Internal SKU: 507cs
Internal product ID: 4294

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Customer Testimonial

Sonic Electronix is amazing!!!! You cant beat their prices, variety, or their fast response times. I ordered two things one day and shipped the next. If you need anything car audio come to SonicElectronix.com! I can vouch that I Love Sonic Electronix!

- Dan from Shenandoah, PA

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