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Home > Products > 2.5 Inch > Compact Full Range Speaker with Strong Sound

CDF4580A-017

Compact Full Range Speaker with Strong Sound

This is a compact square dynamic loudspeaker unit. Its most notable features are its square metal frame and unique "T"-shaped reinforcing ribs on the central diaphragm. The overall design is robust and focused on efficient and clear sound reproduction.
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  • 55
  • Voice Coil Diameter
    45*80mm
  • Nominal lmpedance
    4Ω± 15%
  • AES Power Handing
    20W
  • Sensitivity
    84dB
  • Resonance Frequency
    110± 15% Hz
  • Effective Frequency Range
    F0~15K Hz
  • Listen Voltage
    8.94V
  • Weight
    106g

1758073397567524


Appearance


Basin frame: It is made of black metal (usually steel) with square and rounded corners. The structure is very strong and can effectively suppress the resonance of the cabinet and ensure the purity of the sound. There are standard screw mounting holes at the four corners for stable installation.

Diaphragm system:

Cone and ribs: The diaphragm material may be impregnated paper or polypropylene. Its most prominent feature is the “T”-shaped raised texture on the surface of the diaphragm. This is not a decoration, but a reinforcement, which can greatly enhance the rigidity of the diaphragm and prevent it from deforming under large dynamics, thus effectively reducing distortion.

Suspension: The edge of the cone is connected to a black, corrugated rubber suspension, which gives the diaphragm good elasticity and allows it to perform precise piston movements.

Magnetic circuit system: From the side view, you can clearly see the relatively large magnetic circuit system (usually ferrite magnets) at the rear of the basin frame. The larger size of the magnet indicates that this speaker has better power handling capability and sensitivity.

Voice coil and centering support: The voice coil (invisible) is connected behind the diaphragm, which is placed in the magnetic gap. After being powered on, the voice coil moves in the magnetic field, driving the diaphragm to produce sound. The centering piece ensures that the voice coil is always in the center position and does not shift.


Features


Expert in mid- and low-frequency reproduction: Judging from the size and structure of the diaphragm, this unit is mainly responsible for reproducing mid-frequency and low-frequency sounds, with solid timbre.

High rigidity, low distortion diaphragm: The unique "T" shaped rib is the core highlight, ensuring the integrity of the diaphragm during high-speed movement, providing cleaner, faster and more accurate sound.

Large magnetic circuit drive: Larger magnets provide powerful driving force, ensuring the efficiency and dynamic performance of the speaker.

Sturdy Metal Structure: The metal basin frame provides excellent stability and heat dissipation, suitable for long-term, high-power work.


Advantages


Accurate sound and low distortion: The reinforced rib design makes the mid-low frequency performance particularly strong and clear, and is less prone to muddy sound.

Strong power carrying capacity: The solid structure and large magnetic circuit enable it to withstand large input power.

High durability: The metal basin frame and rubber suspension ensure the long life and reliability of the product in various environments.


Instructions


Correct installation: When installing, be sure to tighten the four screws diagonally evenly to avoid distortion of the basin frame. Once deformed, it can easily cause friction between the voice coil and the magnetic gap (rubbing ring), causing permanent damage.

Impedance and power matching: It needs to match the output impedance and power of the power amplifier. Overload use is strictly prohibited, otherwise the voice coil will be burned instantly.

Handle with care: Avoid pressing the diaphragm with your hands to prevent deformation or damage to the voice coil and centering piece.


Application Scenarios


Professional audio: As the mid-bass unit of professional KTV speakers, stage monitor speakers, and public address (PA) speakers.

Car audio: As a mid-bass speaker on the car door, it is very common in car audio modifications.

Instrument amplification: Speaker units for electric guitars and bass speakers.

Home Hi-Fi: Midrange/bass unit for bookshelf or floor-standing speakers.


FAQ


Q1: What is your MOQ?

A: Our standard MOQ is 100 units for regular models. We can offer a lower MOQ for pilot orders, but the unit cost will be higher.


Q2: Can we customize the color or material of the speaker? 

A: Yes. Color and material customization is available for OEM/ODM orders. Please contact us with your specific requirements for a quotation.


Q3: Do you provide ODM/OEM services?

A: Yes, we specialize in ODM and OEM services. We can design and produce speakers according to your technical specifications or design drawings.


Q4: How long does it take to develop a new product?

A: The development time depends on the complexity. It typically takes 4-8 weeks for a new design, including prototyping and testing.


Q5: What are your payment terms? 

A: We commonly accept T/T (Bank Transfer). For new customers, 50% deposit is required to start production, and the balance 50% before shipment.


Q6: Can I mix different products in one container? 

A: Yes, mixed orders are welcome. This is a cost-effective way to import. We will provide a detailed packing list for each product.


Company Overview


Jiangxi Roxound Acoustic Company was established in 2006 and is a professional speaker manufacturer with 20 years of acoustics experience. It has established manufacturing bases in Dongguan, Jiangxi, and Vietnam. The company's products are mainly used in consumer electronics, security systems, automobiles, musical instruments, micro-sized devices, and professional applications. 


We are dedicated to providing high-quality speaker units and comprehensive solutions, including free EQ and DSP tuning, passive radiator, and duct design support. Leveraging simulation software such as Finemotor, a reliability design standard library, and a pre-design database accumulated over 15 years, we ensure efficient and reliable development. We can deliver samples within 3 days, complete projects within 7 days, and have access to a professional soundproof room to guarantee the precision of acoustic testing and verification.

1757498649854877



1757498698303354


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