1. المقدمة
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.

الشكل 1: الجبهة view of the EPOS Sennheiser IMPACT SC 660 USB ML Headset.
2. ماذا يوجد في الصندوق
Carefully unpack your EPOS Sennheiser IMPACT SC 660 USB ML headset and ensure all components are present:
- IMPACT SC 660 USB ML Headset
- حافظة حماية
- Cable clip mounted on headset
- Leatherette ear pad/s (spare)
- حامل المغناطيسي
- دليل السلامة

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. الإعداد
The IMPACT SC 660 USB ML headset is designed for simple plug-and-play setup.
3.1 توصيل سماعة الرأس
- حدد موقع منفذ USB متاح على جهاز الكمبيوتر الخاص بك أو جهاز متوافق.
- Plug the USB connector of the headset into the USB port.
- The headset will be automatically recognized by your operating system. No additional drivers are typically required for basic functionality.
3.2 توافق البرامج
This headset is optimized for Unified Communications (UC) and certified for various platforms, ensuring seamless integration and optimal performance:
- سكايب للأعمال
- مايكروسوفت تيمز
- جوجل ميت
- ألكاتيل-لوسنت إنتربرايز
- Webالسابقين من سيسكو
- أفايا
- يعمل مع كروم بوك

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 ارتداء سماعة الرأس
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. تعليمات التشغيل
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:
- الرد/إنهاء المكالمة: Press the dedicated call button to answer or end a call.
- التحكم في مستوى الصوت: استخدم زري "+" و "-" لضبط مستوى صوت الاستماع.
- كتم صوت الميكروفون: Press the microphone mute button to mute or unmute your microphone.
- معاودة الاتصال: Some applications may support redialing directly from the control unit.
4.2 استخدام الميكروفون
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 ميزات الصوت
- 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.

الشكل 5: الجانب 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. الصيانة
Proper care and maintenance will extend the life and performance of your headset.
5.1 التنظيف
- منصات الأذن: The soft leatherette ear pads can be gently wiped with a damp قطعة قماش. تأكد من جفافها تماماً قبل الاستخدام.
- هيكل سماعة الرأس: Use a soft, dry cloth to clean the headset body. Avoid using harsh chemicals or abrasive materials.
5.2 التخزين
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 العناية بالكابلات
The headset features Vectran reinforced cables for enhanced durability. Avoid sharp bends or excessive pulling on the cable to prevent damage.
6. استكشاف الأخطاء وإصلاحها
If you encounter issues with your headset, try the following basic troubleshooting steps:
- لا يوجد صوت/الميكروفون لا يعمل:
- تأكد من إدخال موصل USB بالكامل في المنفذ.
- 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.
- ضعف جودة الصوت:
- 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.
- تحقق من وجود أي تلف مادي في الكابل أو الموصلات.
- لم يتم التعرف على سماعة الرأس:
- أعد تشغيل الكمبيوتر الخاص بك.
- تأكد من أن نظام التشغيل لديك محدث.
For more complex issues, refer to the detailed Safety Guide or Quick Guide included in the box, or contact EPOS customer support.
7. المواصفات
| اسم الموديل | IMPACT SC 660 USB ML |
| ماركة | EPOS |
| تكنولوجيا الاتصال | USB |
| مقبس سماعات الرأس | USB |
| وضع الأذن | على الأذن |
| عامل الشكل | على الأذن |
| لون | أسود |
| مادة | البلاستيك |
| وزن العنصر | 7.9 أونصة (224 جرام) |
| أبعاد المنتج | 13 × 2.44 × 2.44 بوصة |
| استجابة التردد (الميكروفون) | 150 – 6,800 هرتز (نطاق عريض) |
| Frequency Response (Speaker) | 50 – 18,000 هرتز |
| مقاومة | 200 أوم |
| التحكم في الضوضاء | خاصية إلغاء الضوضاء (الميكروفون) |
| ميزة خاصة | خفيف الوزن |
| الأجهزة المتوافقة | Laptops, Tablets (via USB) |
| ميزة الكابل | Retractable, Vectran reinforced |
| نوع التحكم | Call Control (in-line remote) |
8. الضمان والدعم
8.1 معلومات الضمان
The EPOS Sennheiser IMPACT SC 660 USB ML headset comes with a ضمان دولي لمدة 3. 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 دعم العملاء
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 webموقع.