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The Etymotic Research ER4SR is the new reference standard in-ear monitor for those who demand nothing less than the highest fidelity.
| Headphone type | Earbuds |
| Headphone style | In-Ear |
| Features | Inner Ear |
| Noise control technology | Sound Isolation |
| Wireless | N |
| Brand | Etymotic-Research |
| Rec. use | Casual Listening |
| Works with | Portable Electronics |
| Color | Black |
| Inputs/Outputs | 3.5mm Jack |
| Accessories | clothing clip |
| Material | Check product label for specific material details. |
| Has written warranty | No |
| Cord length | 60 in (152.4 cm) |
| Model | ER4SR |
| Assembled product height | 3.23 in (8.2 cm) |
| Assembled product weight | 90.72g |
| Age group | Adult, Child |
Ideal for sound engineers and musicians needing accurate sound representation and noise isolation in studio settings.
Perfect for audiophiles who appreciate high fidelity and detailed sound reproduction in their listening experience.
Great for travelers seeking to block external noise and enjoy music with precision and clarity on the go.
Not suited for users who prefer simple, easy-to-use headphones without a focus on sound fidelity and detail.
Etymotic Research ER4SR Studio Reference Precision Matched In-Ear Earphones Balanced Armature Drivers, Noise Isolating, High Fidelity, World Leader Response Accuracy
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