Application Scenarios & Model Selection
| Application | Image | Model | Size | Sensitivity | SNR | Description |
|---|---|---|---|---|---|---|
| Bedside Unit |
|
ECM-B4015AML39-733 | 4×1.5mm | -39±2dB | 74dB | Compact, high SNR, low noise floor. |
| Ward Door Station |
|
ECM-B6022AP2.8-49 | 6×2.2mm | -49±2dB | 55dB | Pin-type, stable response, low sensitivity reduces howling. |
| Nurse Station |
|
ECM-F9745AL36-186 | 9.7×4.5mm | -36±2dB | 65dB | High sensitivity, excellent long-distance pickup. |
| Bathroom Emergency |
|
ECM-F6027AL48-SBC | 6×2.7mm | -48±2dB | 58dB | Low sensitivity, stable voice performance. |
Performance Standards
Stable Voice Response
Optimized frequency response for natural, intelligible speech.
High SNR
Low noise floor, clean audio in noisy environments.
Sensitivity Consistency
Tight tolerance control, uniform performance across batches.
Wide Temperature Range
Stable operation across various hospital environments.
Reliability & Testing
Environmental Tests
- High/Low temperature & thermal shock
- Humidity & moisture resistance
- Vibration, drop & mechanical shock
- Storage & operating cycle tests
Electrical & Acoustic Tests
- Sensitivity, frequency response & SNR
- Voltage & current characteristics
- Solder heat resistance
- Mechanical strength & distortion
RoHS Compliant
Lead-free, global market access
24/7 Continuous Operation
Low failure rate, extended lifespan
Mass Production Ready
Strict tolerance control, automated SMT ready
Core Advantages
Anti-Howling
Low-sensitivity design reduces feedback risk. Host system can further optimize with adjustable gain.
Global Compatibility
Wire and pin connections, sizes from compact to high-performance — no major PCB or enclosure redesign required.
Mass Production Ready
Strict parameter control ensures uniform audio performance across large batches, reducing calibration costs.
Clear Voice Pickup
Intelligible communication in noisy environments
High Reliability
24/7 operation, low failure rate
Easy Mass Production
Consistent performance, lower costs
Anti-Howling Ready
Low-sensitivity minimizes feedback
Simplify R&D, shorten time-to-market, and enhance global competitiveness.