$29.99 $32.99

New, working – 20% off: The box was opened. The item was tested and it is working - appears to have NOT been used. There may be cosmetic damage, maybe missing some of the original packaging or may have damage to the gift box. Anything major will be noted in the product description. If for some reason the item is not working, you have 30 days from the date of purchase to notify us. We will ask you to return the item (with the packaging received) back to us at your cost. Once we verify it is the item, we will issue you a store credit only-no refund.


Shipment of these items may take up to 2~3 weeks

The pricing for return items reflects all promotional and discounts that may be in effect at this time.



In order to grab some high quality entry level 5x7" car audio speakers in coaxial formats (13mm tweeters in the middle of speakers), check out CT Sounds Bio 5x7 Inch Car Audio Coaxial Speakers (Pair). This is a highly price competitive set & is one of the perfect matches for price versus quality. With black powder paint on the black stamp steel basket, this set is simply a marvel to behold. Again with the plastic polypropylene (PP) cone and NBR (Nitrile Butadiene Rubber) surround, this set goes for some real crisp & clean audio.

Whats in the box:

  • 2 x Bio 5x7" Car Audio Coaxial Speakers


  1. Each speaker has Plastic polypropylene (PP) cone with NBR (Nitrile Butadiene Rubber) surround
  2. Black color PC spider
  3. White Zinc coated 3mm front plate
  4. Voice coil of 0.8" / 21mm (dia) at each speaker
  5. Y30 ferrite magnet at each speaker
  6. Each speaker has 13mm silk-dome tweeter
  7. Small crossover circuitry beneath the tweeter at each speaker
  8. Quality Copper Clad Aluminium Wire (CCAW) used for tweeters connectivity
  9. Steel plate type terminals for speaker connectivity, big one for Positive (+ve) & small one for Negative (-ve)
  10. Each speaker has black stamp steel basket with black powder paint on them

Technical Specifications:

  1. Speaker size: 5x7"
  2. Speaker type: Coaxial
  3. Impedance per speaker (woofer+tweeter): 4-Ohm
  4. Power per speaker: 30W (RMS) | 60W (MAX)
  5. Total system power: 60W (RMS) | 120W (MAX)


      1. Voice coil (dia): 0.8" / 21mm
      2. Sweep voltage: 10.5 V
      3. Output SPL (@1w/1m): 89 dB
      4. QTS: 1.072
      5. Resonant frequency: 75 Hz
      6. Frequency response (@SPL -10dB): 50 Hz ~ 20 kHz
      7. Magnet weight: 21 Oz
      8. Magnet type: Y30 ferrite


      1. Sweep voltage: 1.8 V
      2. Tweeter size (dia): 13 mm
      3. Tweeter type: Silk-dome
      4. Magnet type: N38H


        1. Crossover circuit: 3.3 μF capacitor / 50V

        Mounting / Installation Parameters:

          1. Cutout diameter: 183mm / 7.2"
          2. Mounting depth: 54mm / 2.1"
          Product Return || Bio 5x7 Inch Coaxial Speakers (Brand New - Working)
          $29.99 $32.99

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