40mm Speaker Driver for Telephone Handsets

Mini Speaker Driver for Telephone Handsets

The ECM-SPYX40G-349 is a high-performance 40mm speaker driver designed for telephone handsets. With precise dimensions of 39.8 × 7.2 mm, it features an impedance of 32Ω±15% and delivers a maximum sound pressure level of 118.71dB±3. The speaker driver offers a wide frequency response range of 20Hz to 8000Hz, ensuring clear and robust audio reproduction.

Model: ECM-SPYX40G-349
Dimensions: 39.8 × 7.2 mm
Impedance: 32Ω±15%
Max SPL: 118.71dB±3
Frequency Response: 20Hz~8000Hz

Our mini speaker driver delivers robust audio output with clear sound quality and wide frequency coverage, making it perfect for compact telephone handsets and reliable communication.

Response Curve

Appearance Size

Reliability Tests

Load Test: Input power of 100W with pink noise for 100 hours, followed by a 2-hour recovery period.

Heat Resistance Test: Operates normally at +70°C ±2°C for 16 hours, followed by a 2-hour recovery period.

Cold Resistance Test: Operates normally at -20°C ±2°C for 16 hours, followed by a 2-hour recovery period.

Humidity Test: Operates in environments with +40°C ±2°C and 90-95% humidity for 16 hours, followed by a 2-hour recovery period.

Sampling Process

Confirm customer requirements:

Review product application, microphone capsule specifications, usage scenarios, and sound quality needs.

Recommend and specify:

Provide recommended microphone capsule models and detailed specifications for customer evaluation.

Sample provision and testing:

Deliver microphone samples for customer testing and feedback purposes.

Optimize and finalize:

Refine microphone design based on feedback, finalize samples, and proceed to mass production upon quality approval.

Quality Assurance

Conducting sampling inspections of incoming materials to ensure compliance with standard requirements.

Performing inspection audits to ensure the stability and control of the entire manufacturing process.

Conducting pre-shipment inspections to ensure that products meet established quality standards.

Acoustic Laboratory

Testing of background noise, sensitivity, frequency response curve, and directionality indicators.

Verification of the impact of different circuits, structural dimensions, materials, and processes on indicators.

Reliability testing at both the new product design stage and the mass production regular stage.

Automatic Workshop

Utilizing fully automated production lines to ensure high efficiency and consistency.

Equipped with state-of-the-art facilities, including a 10,000-level dust-free workshop.

Employing a rigorous 21-step process to guarantee product stability.

8 Inch Dynamic Speaker Driver

Model: ECM-SP21094-4Ω100W
Dimensions: 210 × 94 mm
Sensitivity: