1. Entwodiksyon
The EPOS Sennheiser IMPACT SC 660 USB ML is a premium, wired, double-sided USB headset designed for professionals. It is optimized for Unified Communications (UC) and certified for Skype for Business, offering outstanding sound performance, convenient call handling, durability, and all-day comfort. This headset features HD sound, an ultra noise-cancelling microphone, and a USB connector for seamless integration with various devices and platforms.

Figi 1: Devan view of the EPOS Sennheiser IMPACT SC 660 USB ML Headset.
2. Ki sa ki nan bwat la
Carefully unpack your EPOS Sennheiser IMPACT SC 660 USB ML headset and ensure all components are present:
- IMPACT SC 660 USB ML Headset
- Ka Pwoteksyon
- Cable clip mounted on headset
- Leatherette ear pad/s (spare)
- Detantè mayetik
- Gid rapid
- Gid Sekirite

Figure 2: All included components: headset, carry pouch, in-line call control, clothing clip, USB connector, leatherette ear pads, ear pad holders, safety guide, and quick guide.
3. Enstalasyon
The IMPACT SC 660 USB ML headset is designed for simple plug-and-play setup.
3.1 Konekte kas ekoutè a
- Jwenn yon pò USB ki disponib sou òdinatè w la oswa sou yon aparèy konpatib.
- Branche konektè USB kas ekoutè a nan pò USB a.
- The headset will be automatically recognized by your operating system. No additional drivers are typically required for basic functionality.
3.2 Konpatibilite lojisyèl
This headset is optimized for Unified Communications (UC) and certified for various platforms, ensuring seamless integration and optimal performance:
- Skype pou biznis
- Ekip Microsoft
- Google Meet
- Alcatel-Lucent Enterprise
- Webansyen pa Cisco
- Avaya
- Travay ak Chromebook

Figure 3: The headset is optimized for various Unified Communications platforms, including Microsoft Teams, Google Meet, Alcatel-Lucent Enterprise, Webex by Cisco, Avaya, and Chromebook.
3.3 Mete kas ekoutè a
Adjust the headband and microphone boom for a comfortable and secure fit. The microphone boom is flexible to allow for optimal positioning near your mouth.

Figure 4: A person wearing the headset, demonstrating proper microphone positioning for natural, clear conversations with EPOS Voice and noise-cancelling microphone technology.
Video 1: Official product description video for the EPOS Sennheiser IMPACT SC 600 Series, highlighting key features and benefits for business communication.
4. Operasyon Enstriksyon
The IMPACT SC 660 USB ML headset provides intuitive controls for managing your calls and audio.
4.1 In-Line Call Control Unit
The headset features an in-line call control unit for easy management of calls and audio settings:
- Reponn/Fen Apèl: Press the dedicated call button to answer or end a call.
- Kontwòl Volim: Sèvi ak bouton '+' ak '-' yo pou ajiste volim koute a.
- Mikwofòn bèbè: Press the microphone mute button to mute or unmute your microphone.
- Rekomanse: Some applications may support redialing directly from the control unit.
4.2 Itilizasyon Mikwofòn
The ultra noise-cancelling microphone filters out unwanted background noise, ensuring crystal-clear conversations. Position the microphone approximately two fingers' width from the corner of your mouth for optimal voice pickup.
4.3 Karakteristik Son
- HD Sound: Powered by a neodymium speaker, the headset delivers clear and natural voice and audio experiences.
- ActiveGard Technology: This technology protects users against acoustic injury caused by sudden sound bursts on the line.
- Sound Enhancement Profiles: The headset automatically adjusts sound enhancement profiles for optimal communication or multimedia listening.

Figi 5: Side view of the headset, highlighting the in-line call control unit and USB connector.

Figure 6: Image illustrating how sound enhancement profiles adjust automatically for optimal communication or multimedia experiences.
5. Antretyen
Proper care and maintenance will extend the life and performance of your headset.
5.1 Netwayaj
- Kousin pou zòrèy: The soft leatherette ear pads can be gently wiped with a damp twal. Asire w ke yo byen sèk anvan w itilize yo.
- Headset Body: Use a soft, dry cloth to clean the headset body. Avoid using harsh chemicals or abrasive materials.
5.2 Depo
When not in use, store the headset in its protective case. The ear cups can be folded flat for easy transportation and storage, protecting the headset from damage.
5.3 Swen Kab
The headset features Vectran reinforced cables for enhanced durability. Avoid sharp bends or excessive pulling on the cable to prevent damage.
NAN. Depanaj
If you encounter issues with your headset, try the following basic troubleshooting steps:
- Pa gen son/Mikwofòn nan pa fonksyone:
- Asire w ke konektè USB a byen antre nan pò a.
- Check your computer's audio settings to ensure the headset is selected as the default playback and recording device.
- Verify that the microphone is not muted using the in-line control unit.
- Try plugging the headset into a different USB port or another computer to rule out port or system-specific issues.
- Kalite son pòv:
- Adjust the volume using the in-line control or your computer's settings.
- Ensure the microphone is positioned correctly near your mouth for clear voice pickup.
- Tcheke pou wè si gen nenpòt domaj fizik nan kab la oswa konektè yo.
- Headset Not Recognized:
- Rekòmanse òdinatè w lan.
- Asire w ke sistèm operasyon ou an ajou.
For more complex issues, refer to the detailed Safety Guide or Quick Guide included in the box, or contact EPOS customer support.
7. Espesifikasyon
| Non modèl | IMPACT SC 660 USB ML |
| Mak | EPOS |
| Koneksyon Teknoloji | USB |
| Ekoutè Jack | USB |
| Plasman Zòrèy | Sou Zòrèy |
| Faktè fòm | Sou Zòrèy |
| Koulè | Nwa |
| Materyèl | Plastik |
| Pwa atik | 7.9 ons (224 gram) |
| Dimansyon pwodwi | 13 x 2.44 x 2.44 pous |
| Frequency Response (Microphone) | 150 - 6,800 Hz (band lajè) |
| Frequency Response (Speaker) | 50-18,000 Hz |
| Enpedans | 200 Ohms |
| Kontwòl bri | Noise Cancellation (Microphone) |
| Karakteristik espesyal | Lejè |
| Aparèy konpatib | Laptops, Tablets (via USB) |
| Kab Karakteristik | Retractable, Vectran reinforced |
| Kalite kontwòl | Call Control (in-line remote) |
8. Garanti & Sipò
8.1 Enfòmasyon sou Garanti
The EPOS Sennheiser IMPACT SC 660 USB ML headset comes with a 3-ane garanti entènasyonal. This warranty covers manufacturing defects and ensures peace of mind regarding the quality and durability of your headset. Please retain your proof of purchase for warranty claims.
8.2 Sipò pou Kliyan
For technical assistance, warranty claims, or further inquiries, please visit the official EPOS website or contact their customer support directly. Refer to the contact information provided in your Safety Guide or on the EPOS websit.