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Sennheiser SC 635 USB UC Mono Headset
Sennheiser SC 635 USB UC Mono HeadsetSennheiser SC 635 USB UC Mono HeadsetSennheiser SC 635 USB UC Mono Headset
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Sennheiser SC 635 USB UC Mono Headset

Quick Code:



507254 / 1000643


(£119.94 Inc. VAT)
RRP: £150.00 + VAT
Save: £50.05 (33%) + VAT



10 in stock, next day delivery

Key Features:

  • Connects to PC (USB) & Mobile Devices (3.5mm)
  • microphone for superior sound even in very noisy environments
  • Acoustic protection ActiveGard ™
  • HD sound quality
  • Stainless steel and aluminium with reinforced Kevlar cable

Monaural Headset for Call Centres and Offices

The Sennheiser SC635 USB is the perfect mono headset which will satisfy the needs of any user!

Work from anywhere 

Enjoy your headset from your computer, phone or tablet through the 3.5 mm jack or the USB cable.

Exceptional longevity

These headphones use premium materials that meet the highest Sennheiser standards for maximum durability. 


Designed for long hours of use and leather pads to ensure comfortable communications.


  • UC  Unified Communications 
  • microphone for superior sound even in very noisy environments
  • Monoaural version
  • Acoustic protection ActiveGard ™
  • Intensive use
  • HD sound quality
  • Lightweight and rugged: frame made from stainless steel and aluminium with reinforced Kevlar cable
  • Leather earpads

Model:  21070
Bar Code:  4044155224085
Part Number:  507254 / 1000643
Brand:  Sennheiser
Corded or Cordless:  Corded
New or Refurbished?  Brand New
For Use With:  PC and Mobile
Connects Using:  USB & 3.5mm
USB Type:  USB-A (Standard)
Wearing Style:  Single Ear (Mono)
Microsoft Teams:  Microsoft Teams Compatible
Zoom:  Zoom Compatible
Headset Model:  Sennheiser SC


Shipping & Delivery of the Sennheiser SC 635 USB UC Mono Headset

All items ordered from The Headset Store are shipped for speed as well as security.

We use DPD as our only courier and charge a UK mainland flat rate carriage fee of only £6.95 + VAT no matter how many items you order from us. When you spend over £200 exc. VAT we will ship your order FREE of Charge*

  • We will not dispatch items if you do not have a physical address.
  • Orders will only be automatically dispatched within the UK. International Shipping to certain countries is available at an additional cost to our flat rate.
  • You will always have the opportunity to see the full amount of your purchase, including delivery charges, before you confirm your order.
  • All orders are subject to fraud checks carried out by both our merchant bank and our own fraud scoring systems.
  • *Free Delivery Offer Applies Only to UK Mainland Destinations.

When you place an order, you will also receive a confirmation email from us when your order is ready to ship.  From this email you will also be able to check the status of your consignment with DPD who will provide tracking information.

Why you should shop with The Headset Store

Our website is fully encrypted to the with the highest 256 bit security standards where our entire site enjoys full and dedicated SSL Certification for full PCI compliance. We do not store your your credit card details.

If you need help then our team are available from Monday to Thursday (between 9:00am and 5:30pm GMT) and on Friday (between 9:00am and 4:30pm GMT)

Please call us on 01675 432 123 to discuss your order and any specific delivery instructions.

Other reasons you should buy from us

  • 14 Day Satisfaction Guarantee, so you'll always find a headset you'll love
  • Genuine UK stock with 100% manufacturer warranty
  • Lowest Price Guarantee
  • No surcharges on credit cards.
File Type File Name Download
SC 635/665 Start Guide

Click here to download!



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Over 34,500 UK Customers