CT Sounds Bio 1.0 10 Inch Car Subwoofer 4 Ohm


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Product Description

CT Sounds Bio 10 Inch Single 4 ohm Subwoofer 150W RMS 300W MaxCT Sounds Bio 10 Inch Single 4 ohm Subwoofer 150W RMS 300W Max

CT Sounds Bio 10 Inch Subwoofer with Single 4 Ohm Voice Coil

CT Sounds offers clients the highest quality, best performing, and most reliable subwoofers in the marketplace while providing an excellent value. We offer 5 different series named after the layers of the atmosphere, with each higher layer providing even better performance.

Our line up consists of the Bio Series (Powerful | Badass), the Tropo Series (More Powerful | Kickass), the Strato Series (Even More Powerful | Bad-to-the-Bone), the Meso Series (Blown Away | The Beast), and the Exo Series (Gnarly | The Monster).

The Bio series, known as Badass, is our entry-level, no-frills, workhorse subwoofer. It is perfect for the bass head on a budget. The drivers share the same high-grade components as our more powerful subwoofer series, the Tropo, Strato, Meso, and Exo. The RMS of the Bio 10-Inch S4 is 150 watts with MAX power of 300 watts. It features a 4-layer copper voice coil, a polypropylene cone, delivers excellent performance, and deep low notes. The Bio is our most affordable series and is the perfect choice for its value. It provides a serious punch, hard-hitting base you crave and will not disappoint. You will stand out loud, and your friends will notice.

CT Sounds is known for its Quality-Performance-Reliability and Affordability.

CT Sounds Bio 10 Inch S4 Subwoofer Technical FeaturesCT Sounds Bio 10 Inch S4 Subwoofer Technical Features


Single 4Ω (ohm) impedance150W (RMS) power with 300W maximum power1.5″ (diameter) voice coilY30 Graded Single Stacked Ferrite MagnetStrong, stamp steel basketAffordable, and Reliable Driver in its Class

The CT Sounds Bio 10 Inch Subwoofer is a perfect match of High-Quality Components and Beautiful Craftsmanship. It has an embossed CT Sounds logo on the dust-cap. It has a powerful Y30 Graded Single Stacked, which offers a tremendous motor/magnet force. It’s beefy and looks great!!! The cone is made of polypropylene. The spider is a poly-cotton blend. It also features high-temperature voice coils.








CT Sounds Bio 10 In Car Audio SubwooferCT Sounds Bio 10 In Car Audio Subwoofer

Mounting / Installation Parameters:

Cutout Diameter: 229mm /9″Overall Diameter: 264mm /10.4″Mounting Depth: 106mm /4.15″

Technical Specifications

Sub power: 150W (RMS) | 300W (MAX)Subwoofer Size: 10″Subwoofer type/ impedance: Single 4 ohmVoice coil (diameter): 1.5” (38.10mm)FS: 35.6HzVAS: 44.511LSPL: 87.2 dB (@1w/1m)Xmax: 6mm Displacement: 0.056 ft³

Specifications for Sealed Box: 0.45 ft³

Specifications for Ported Box: 0.95 – 1.15 ft³

Available Impedance

D2 / D4


D2 / D4


D2 / D4

D2 / D4

RMS Power







Maximum Power Handling Capability







Voice Coil (Diameter)

2 Inch

1.5 Inch

2 Inch

1.5 Inch

2 Inch

2 Inch


85 dB (@1w/1m)

87.2 dB (@1w/1m)

86.20 dB (@1w/1m)

88.0 dB (@1w/1m)

87.20 dB (@1w/1m)

88.6 dB (@1w/1m)


0.07 ft³

0.056 ft³

0.10 ft³

0.09 ft³

0.12 ft³

0.10 ft³


0.3 ft³ / 0.40 ~ 0.75 ft³

0.45 ft³ / 0.95 – 1.15 ft³

0.50 ft³ / 1.00 ~ 1.25 ft³

0.90 ft³ / 1.00 ~ 1.25 ft³ ~ 1.75 ft3

1.00 ft³ / 1.50 ~ 2.0 ft³

2.00 ~ 2.50 ft³ / 3.00 ~ 3.50 ft³

Cutout Diameter

183mm / 7.2″

229mm / 9”

229mm / 9″

279mm / 11”

278mm / 10.94″

358mm / 14.1″

Overall Diameter

213mm / 8.4″

264mm / 10.4″

262mm / 10.3″

318mm / 12.5″

315mm / 12.4″

391mm / 15.4″

Mounting Depth

114mm / 4.5″

106mm / 4.15″

130mm / 5.1″

145mm / 5.70″

122mm / 4.80″

161mm / 6.34″

Bio Subwoofer Specification sheetBio Subwoofer Specification sheet

CT Sounds is much more than an innovative brand. It’s a lifestyle. It’s a way of expressing yourself in conjunction with your favorite pastime. CT strives to connect all walks of life, treating everyone with respect and dignity and, most importantly, having fun while doing so. We exist not only to let you hear audio; but to experience it, to feel it!!!

We are COMMITTED TO BRINGING YOU THE BEST CAR AUDIO PRODUCTS SECOND TO NONE. We are the future of sound. With CT, you will STAND out LOUD with world-class car audio equipment and also be a part of a FAMILY of fellow audiophiles. Join our car audio REVOLUTION and ascend to a level not seen by our competitors. YOU WILL BE TREATED LIKE A KING.

So, buckle up and enjoy the ride!!!

join the CT Kingdom join the CT Kingdom

CT Sounds 5 core values are:

Quality – We strive to deliver a premium product by focusing our utmost attention to detail of function while being aesthetically pleasing;Commitment – We hold the highest standard of service. We strive to meet and surpass expectations;Community – We want to develop relationships and bring car enthusiasts together from all over the world who share similar interests and hobbies;Passion – We fully believe no vision can endure unless built upon passion and desire to bring value to clients;Improvement – We are consistently and continuously trying to improve.

Composite foam
1.5″ voice coil
Mounting depth 5″
Grade Y30 magnet


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