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| Part Number | CUM-4537L-R | CUM-4537L |
| Manufacturer | PUI Audio, Inc. | PUI Audio, Inc. |
| Series | CU | CU |
| Packaging | Bulk | Bulk |
| Product Status | Obsolete | Obsolete |
| Type | Electret Condenser | Electret Condenser |
| Output Type | Analog | Analog |
| Direction | Unidirectional | Unidirectional |
| Frequency Range | - | - |
| Sensitivity | -37dB ±3dB | -37dB ±3dB |
| S/N Ratio | 55dB | 55dB |
| Impedance | 1.8 kOhms | 1.8 kOhms |
| Voltage - Rated | 1.5 V | 1.5 V |
| Voltage Range | 1.5 V ~ 10 V | 1.5 V ~ 10 V |
| Current - Supply | 500 µA | 500 µA |
| Port Location | Top | Top |
| Ratings | - | - |
| Termination | Solder Pads | Solder Pads |
| Size / Dimension | 0.382" Dia (9.70mm) | 0.382" Dia (9.70mm) |
| Height (Max) | 0.185" (4.70mm) | 0.185" (4.70mm) |
| Shape | Circular | Circular |
| Grade | - | - |
| Qualification | - | - |
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