Etymotic Research ER4 Extended Response
Category: Headset
Manufacturer: Etymotic
type: over-ear
driver: 50
wireless: No
Etymotic Research ER4 Extended Response
type
over-ear
driver
50
wireless
No
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Overview
The Etymotic Research ER4 Extended Response is a headset from Etymotic. It reports a type of over-ear and a driver of 50. It lists a wireless of No and a microphone of No. Use the PlanMyPC system builder to verify it works alongside your other components.
Warranty coverage follows Etymotic's standard policy — confirm regional terms on the listing. Every published spec is tabulated below, and compatibility against your current part list is checked automatically. If this headset is not quite the right fit, the category page lists close alternatives at similar prices for a quick side-by-side comparison.
| Specification | Value |
|---|---|
| Type | over-ear |
| Driver | 50 |
| Wireless | No |
| Frequency | 2Hz - 0kHz |
| Microphone | No |
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