Etymotic Research ER-4S
Basic Specs
| Alias | ER4S |
|---|---|
| Design | In-ear |
| Physical attachment | Clip-on |
| Connection type | Wired (3.5mm) |
Tech Specs
Also Known As...
| Alias | ER4S |
|---|
Hardware
| Color | Black |
|---|---|
| Design | In-ear |
| Physical attachment | Clip-on |
| Connection type | Wired (3.5mm) |
| Wire length | 60.0 inches |
Audio
| Drivers per ear | 1 |
|---|---|
| Impedance | 100 Ω |
| Frequency response (low) | 20 Hz |
| Frequency response (high) | 16000 Hz |
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