- Over-ear dual-ear design, closed-back for focused office and customer service needs
- Featuring EPOS Voice™ technology and an ultra-noise-cancelling microphone for clear, natural calls.
- Robust construction: brushed aluminum body, Vectran™ reinforced cable, foldable earcups
- ActiveGard® technology, effectively prevents hearing damage
- CircleFlex™ Ear Pad System, for a comfortable fit that lasts all day
- Easy Disconnect Quick Connector, Supports Desktop Call Integration
| Model number | How to wear | Header type | Noise-canceling microphone | EPOS Voice™ technology | Quick-release coupling | Fly-by-wire module | Suggested use cases |
|---|---|---|---|---|---|---|---|
| IMPACT SC 630 | Single ear | Easy Disconnect | v | v | v | x | Traditional phone systems / Professional customer service environment |
| IMPACT SC 635 | Single ear | USB-A + Wired Control Module | v | v | x | v | Hybrid Work / PC Voice / UC Collaboration Applications |
| IMPACT SC 638 | Both ears | Easy Disconnect | v | v | v | x | Focused Customer Service / High-Noise Environment / Traditional Call System |
| IMPACT SC 660 | Both ears | USB-A + Wired Control Module | v | v | x | v | Open office area / High call volume / UC integrated environment |



