Down4Sound Combo

2 PAIR (4) - SFX8 - 8 Inch Midrange Speaker Combo with JP34ab - 4 Channel Amplifier

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MSRP: $799.99
— You save $460.00


Get great sound quality for your car audio system with our SFX8 , Sold in Pairs you will be getting 4 Speakers total that are 8 inch midrange speaker in this combo. These speakers are designed to produce affordable clear and precise sound at all volume levels, making them perfect for music lovers. The included is the JP84 a 4 channel amplifier provides plenty of power to drive the speakers, ensuring that you get the most out of your audio setup. With a sleek and compact design, these speakers are easy to install in any vehicle. Upgrade your car's audio system with our 4-8 inch midrange speaker combo today!

JP 34 CLASS AB Amplifier: 590W PLUS RMS 4 CHANNEL Amplifier

The long-awaited return of the JP34AB is finally here, and it's better than ever. This amp is a rare piece of class AB greatness, and it's packed with features that will take your audio to the next level. The accurate channel clip indicator is a great tool for keeping your sound in check, and the thermal stabilization of internal high flow fans will keep your amp running at its best. With its 90's  Purple color, this amp is sure to turn heads, so don't wait – order now and be one of the first to experience the JP34AB.

  • RMS power, 2ohm : 200W x 4 RMS at 14.4V
  • RMS power, 4ohms : 134W x 4 RMS at 14.4v
  • RMS power, 4ohms Bridged: 450W x 2 (manual has typo)
  • Frequency Response: 10 Hz - 45KHz
  • High Pass Filter: 20Hz - 800Hz
  • High Pass Filter Multiply: x1 - x10 (200Hz -8KHz)
  • Low Pass Filter: 50Hz - 800Hz
  • Low Pass Filter Multiply:x1, x10 ( 500Hz - 8KHz )
  • Input sensitivity: 6V - 0.2V
  • Signal to Noise Ratio: 100Db
  • T.H.D @ 4ohm: less than 0.1%
  • Fuse rating: 100A
  • Length (inches): 19.68"
  • Operating voltage : 9 to 16 Volts
  • Width x Height (inches): 7.4" W x 2.24" H


Down4Sound SFX80-4P a 8 Inch Midrange Car Speakers | Set of 2 | 225 Watt per Pair, 4 Ohm Pro Audio | Premium Quality Sound thats loud & Clear midrange | For Truck, Sedan, SUV.


  • CLEAR LOUD SOUND: Our SFX 8 in-car speakers are designed to produce crisp and powerful sound with clear MIDRANGE! Sold as a pair, these 8" mid-range loudspeakers have 225 Watts total RMS power per pair, 92 dB sensitivity, ferrite magnet, 1" voice coil size with a frequency response of 90 Hz – 9,000 Hz, and single, ON A SVC 4 Ohm voice coil impedance.
  • SUPERIOR CAR AUDIO UPGRADE: If you're still using the same old factory stereo speakers OR want to upgrade your sound AFFORDABLY, get ready to be amazed by what THE DOWN4SOUND DIFFERENCE IS! The main difference between OEM, & OR ANY OLD SPEAKERS NEEDING REPLACEMENT, IS THE Down4Sound SFX80-4P door speakers ARE like night and day different. CLEAN AND CLEAR WITH DYNAMIC AND SMOOTH SOUND REPRODUCTION! We made ARGUABLY & PROBABLY THE best bang for the buck 8 MIDRANGE SPEAKER without compromising quality areas that matter. We truly set out to make these AWESOME and AFFORDABLE for your vehicle.
  • DURABLE CONSTRUCTION: We use high-quality materials and manufacture 8-inch midrange speakers precisely to ensure they sound great and will last for years, even when used daily. We made these with a premium-grade paper cone and the silver phase plug, which have been thoroughly tested to work perfectly together to last a long time.
  • EASY INSTALLATION: Our car speakers, 8, come with the same size spade connectors for an ease-of-mind installation process; the same size means less time to find the dreaded another size connector. These are versatile 8-inch car speaker pairs and most likely will work in a vehicle with 8" OEM or custom doors equivalent with 8 in speakers that need to be replaced. These fit into most doors with very little to no modification.

At Down4Sound, we know that you want to be confident in your purchase of our door speakers 8, and we will do everything possible to provide you with the best experience.


  • Size :8"
  • Type : Mid-Range Loudspeaker
  • RMS Power :225 Watts pair
  • Sensitivity :95 dB
  • Sold As Pair
  • Magnet Material : Ferrite
  • Voice Coil Size :1”
  • Frequency Response 90 Hz - 9,(000)kHz
  • Voice Coil Impedance Single 4 Ω


  • Overall : 8.2 inch
  • Bolt to Bolt Cutout: 7.85 inch
  • Cutout: 7.3 inch
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Warranty Information

Warranty Information

Your new Down4Sound product is covered by 1 limited warranty if purchased from Down4Sound or an authorized Down4Sound dealer. This warranty does not cover improper installation, accidental damage, misuse, abuse, improper wiring, operation of unit outside of listed specifications, or any product that has been modified or repaired by anyone other than Down4Sound. Your warranty covers defects in materials and/or workmanship ONLY and is not an insurance policy. The warranty only covers the original owner of the amplifier.

All warranty returns must be accompanied by the original sales invoice or receipt. You must contact us to request an RMA number prior to sending any returns via the RMA request form on our website. You are responsible for the cost of shipping your product back to us for warranty examination. If your product is covered under warranty, shipping back to you will be at no charge to you – if your product is replaced/repaired outside of warranty you must pay for return shipping and repair bill prior returning of the product or if no defect is found you are required to pay for return shipping only.

At the sole discretion of Down4Sound your product will be either repaired or replaced when it is being covered under warranty. In the event of shipping damage due to improper packaging on products being returned to Down4Sound the customer is liable for the cost of all damages, necessary repairs, or replacement. Be sure to properly pack your return!

*  Extended additional warranty purchased on amplifiers take in affect from the date of purchase and must also be stated on orginal sales invoice or receipt. 



Refund/Return Policy:


Down4Sound - Hours of Operation

Monday 6am - 9pm PDT
Tuesday 6am - 9pm PDT
Wednesday 6am - 9pm PDT
Thursday 6am - 9pm PDT
Friday 6am - 9pm PDT
Saturday 8am - 4pm PDT
Sunday Closed
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1 Review

  • 4
    Big 8 combo

    Posted by Jermaine on Mar 23, 2023

    Sweet combo made my car scream

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