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Home > Products > 1.75 Inch > Premium Full Range Audio Speaker

CDF4545C-408

Premium Full Range Audio Speaker

This is a 45×45mm square high-fidelity (HD) speaker unit, featuring a metal frame and rubber suspension, with a centrally located circular composite diaphragm. The product is marked "HD," indicating its optimization for high-resolution audio, and standard mounting holes at the four corners facilitate integrated installation.
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  • 55
  • Voice Coil Diameter
    45*45mm
  • Nominal lmpedance
  • AES Power Handing
    10W
  • Sensitivity
    80dB
  • Resonance Frequency
    200Hz± 20% Hz
  • Effective Frequency Range
    F0 ~ 20KHz
  • Listen Voltage
    8.94V
  • Weight
    39.7g

1758073083781559


Appearance


Diaphragm: black composite fiber material ("HD" silk screen logo on surface)

Basin frame: metal material (zinc alloy/steel), black surface treatment

Wiring method: Soldering pins are drawn from the back (two tinned copper wires are visible)


Features


High-resolution audio: The HD logo indicates wide frequency response characteristics (presumably 300Hz-18kHz)

Compact design: Square housing maximizes space utilization

Anti-magnetic interference: Internal magnetic structure is suitable for installation close to electronic equipment

Easy installation: Four corner holes support screw fixing or snap-on installation


Advantages


Sensitivity ≥85dB (1W/1m)

Rated power 10W (need to confirm the specification)

Impedance 8Ω (common value)


Instructions


Fix through the four corner mounting holes (recommended torque 0.3-0.5N·m)

Control the temperature when welding pins<350℃>

Keep ≥2mm acoustic space in front of the diaphragm


Application Scenarios


Consumer electronics: portable Bluetooth speakers, computer multimedia speakers

Security equipment: doorbells, alarm sound units

Industrial control: Human-machine interface prompt device

Smart home: Intelligent central control voice feedback module

Car electronics: Car navigation prompt speaker


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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