EPOS IMPACT SC 665 USB Stereo Headset | USB-A | 3.5mm – 1000645

Product Overview

The EPOS IMPACT SC 665 USB (1000645) is a premium double-sided wired headset offering dual connectivity via USB-A and 3.5mm jack for maximum flexibility across PC, softphone, and mobile devices. Part of the acclaimed IMPACT 600 Series, this headset delivers outstanding audio clarity through EPOS Voice technology and an ultra noise-cancelling microphone, making it ideal for contact center agents and office professionals working in demanding environments.

Built for durability and all-day comfort, the SC 665 USB features brushed aluminum and stainless-steel components, Vectran-reinforced cables, and a strong unibody headband designed to withstand the rigors of intensive daily use. The soft leatherette ear pads provide exceptional wearing comfort during extended call sessions, while the fold-flat ear cups and included carry pouch make storage and transport convenient.

The in-line call control unit enables seamless call management with answer/end, volume, and mute functions via USB, while the 3.5mm jack connection includes a mini call control for basic call handling. UC optimized and certified for Microsoft Teams and Skype for Business, the SC 665 USB integrates smoothly with all major unified communications platforms. EPOS ActiveGard technology protects users from acoustic injury caused by sudden sound bursts.

Who Should Use This Product?

Contact Center Agents

Built for all-day comfort and durability in demanding contact center environments, with ultra noise-cancelling microphone for clear customer communications and dual connectivity for flexible device switching.

Office Professionals

Ideal for UC professionals who need reliable wired audio with the flexibility to connect to both PC softphones and mobile devices for seamless communication throughout the workday.

Hybrid Workers

Perfect for professionals who move between desk and mobile work, with USB connectivity for computer calls and 3.5mm jack for smartphone use when away from the desk.

Why Choose This Product

The EPOS IMPACT SC 665 USB delivers enterprise-grade audio quality with the flexibility of dual connectivity, eliminating the need for separate headsets for PC and mobile use. The ultra noise-cancelling microphone ensures your voice is heard clearly by customers and colleagues, while EPOS Voice technology optimizes audio for natural-sounding conversations that reduce listening fatigue.

For IT teams, the SC 665 USB offers reliable wired connectivity that eliminates battery concerns and wireless interference issues. Microsoft Teams and Skype for Business certification ensures seamless integration with enterprise UC platforms, while the durable construction with premium materials reduces replacement costs in high-use environments. EPOS ActiveGard hearing protection helps organizations meet workplace safety requirements.

Will This Work for Me?

Works With

  • Windows, macOS, iOS, Android
  • Microsoft Teams, Skype for Business, Zoom, Webex, Google Meet, all major UC platforms

Requirements

  • USB-A port for PC/Mac connection
  • 3.5mm audio jack for mobile device connection

Software

  • EPOS Connect (optional, for firmware updates and settings)

Note

For USB-C connectivity, see SC 665 USB-C variant (1000670 or 508368).

What's in the Box

  • IMPACT SC 665 USB headset
  • Leatherette ear pads
  • Magnetic holder
  • Cable/clothing clip
  • Carry pouch
  • Quick start guide

Technical Specifications

Primary Attributes

Active Noise Cancellation (ANC): No
Certifications: Microsoft Teams
Connectivity: USB-A, 3.5mm
Corded / Wireless: Corded
Headset Speakers: Stereo (Two Ear)
Warranty: 24 months
Wearing Style: Over the Head, On the Ear
Wideband Audio: Yes

IMPACT 600 Models (8)

View EPOS IMPACT SC 660 ANC USB Stereo Headset | USB-A | ANC – 1000650
EPOS IMPACT SC 660 ANC USB Stereo Headset | USB-A | ANC – 1000650 - Side View
EPOS logo

IMPACT SC 660 ANC USB

SKU: 1000650
Condition: New
Stock: 63
USB-A USB-A
$165.37
$249.00
Save $83.63
(34% off)
View EPOS IMPACT SC 660 Stereo Headset | Easy Disconnect – 1000555
EPOS IMPACT SC 660 Stereo Headset | Easy Disconnect – 1000555 - Side View
EPOS logo

IMPACT SC 660

SKU: 1000555
Condition: New
Stock: 154
Quick Disconnect (QD) Quick Disconnect (QD)
$145.44
$219.00
Save $73.56
(34% off)
View EPOS IMPACT SC 660 USB ML Stereo Headset | USB-A – 1000553
EPOS IMPACT SC 660 USB ML Stereo Headset | USB-A – 1000553
EPOS logo

IMPACT SC 660 USB ML

SKU: 1000553
Condition: New
Out of Stock
USB-A USB-A
$158.72
$239.00
Save $80.28
(34% off)
View EPOS IMPACT SC 668 Stereo Headset | Easy Disconnect – 1000581
EPOS IMPACT SC 668 Stereo Headset | Easy Disconnect – 1000581
EPOS logo

IMPACT SC 668

SKU: 1000581
Condition: New
Out of Stock
Quick Disconnect (QD) Quick Disconnect (QD)
$145.44
$219.00
Save $73.56
(34% off)
View EPOS IMPACT SC 662 Stereo Headset | Easy Disconnect – 1000557
EPOS IMPACT SC 662 Stereo Headset | Easy Disconnect – 1000557
EPOS logo

IMPACT SC 662 - ED

SKU: 1000557
Condition: New
Out of Stock
Quick Disconnect (QD) Quick Disconnect (QD)
$145.44
$219.00
Save $73.56
(34% off)
View EPOS IMPACT SC 638 Mono Headset | Easy Disconnect | Narrowband – 1000580
EPOS IMPACT SC 638 Mono Headset | Easy Disconnect | Narrowband – 1000580 - Side View
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IMPACT SC 638

SKU: 1000580
Condition: New
Out of Stock
Quick Disconnect (QD) Quick Disconnect (QD)
$118.88
$179.00
Save $60.12
(34% off)
View EPOS IMPACT SC 660 TC Stereo Headset | Telecoil | Easy Disconnect – 1000641
EPOS IMPACT SC 660 TC Stereo Headset | Telecoil | Easy Disconnect – 1000641 - Side View
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IMPACT SC 660 TC

SKU: 1000641
Condition: New
Stock: 20
Quick Disconnect (QD) Quick Disconnect (QD)
$218.50
$329.00
Save $110.50
(34% off)
View EPOS IMPACT SC 630 Mono Headset | Easy Disconnect – 1000554
EPOS IMPACT SC 630 Mono Headset | Easy Disconnect – 1000554 - Side View
EPOS logo

IMPACT SC 630

SKU: 1000554
Condition: New
Stock: 52
Quick Disconnect (QD) Quick Disconnect (QD)
$118.88
$179.00
Save $60.12
(34% off)