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EPOS Sennheiser ADAPT 660 Bluetooth ANC Headset with Dongle

£220.00 (Excl. VAT) £264.00 (Incl. VAT) RRP £419.00

PMC Product Code: 18029

Manufacturer's Product Code: 1000200

  • Bluetooth 5.0
  • Alexa Voice Assistant
  • Hybrid Adaptive ANC Technology with 4 Microphones
  • Up to 30 Hours Battery Life
  • Up to 15 Days Standby Time
  • Charging Time - 3 Hours
EPOS Sennheiser

Stock status: In Stock

Condition: Brand New


Need help with your Order?

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Product Info

  • Multi-Point Connectivity
  • Connects to Softphone/PC and Mobile Devices
  • Over-the-Ear-Double Sided Headset
  • Bluetooth 5.0
  • Hybrid Adaptive ANC Technology
  • Up to 30 Hours Battery Life

Maximise focus and productivity anywhere with the ultimate Headset powered by EPOS AI™ for crystal clear calls, adaptive ANC and superior stereo sound. Enjoy a unique UC optimised solution with machine learning enhanced microphone performance.

Adaptive ANC helps you regain concentration by monitoring your working environment and adjusting noise reduction accordingly, even reducing wind noise when outdoors.

Get straight into collaborative work via a dedicated button that launches Microsoft Teams (Pending Microsoft Teams Certification) on your PC via the Dongle included. Stay organised with Alexa voice assistant and connect simultaneously to mobile and PC. Whether revitalising your open office, working on the go, or enjoying a relaxed commute with superior stereo sound, the ADAPT 660 boosts efficiency and improves well being, an essential audio tool for todays mobile workforce.

Key Benefits & Features:

Superb Call Clarity Powered by EPOS AI™

  • Machine Learning Developed Algorithms Optimise Voice Pick-up, for a Natural Listening Experience from Three Advanced Microphones

Regain Concentration Anytime, Anywhere

  • Four Adaptive ANC Microphone System Monitors your Working Environment and Adjusts Noise Reduction in Open Offices, Whilst Reducing Wind Noise Outdoors

Get Organised with Alexa

  • Tap and Hold to Activate Alexa and Stay on op of your day to day Business. Never miss a Meeting and Plan your Schedule both in and out of the Office

Ensure Clear Calls with UC Certified Solution

  • Certified for Microsoft Teams (Pending Microsoft Teams Certification) and Optimised for UC

Experience Superior Sound to Increase your Focus

  • Renowned Stereo Sound and a Personlised Audio Profile means Users can Enjoy High Quality Music to Help them Focus on Work

Additional Benefits & Features:

Switch Effortlessly Between your Favourite Devices

  • Enjoy Multi-Point Connectivity via Bluetooth® to Mobile and Softphone Simultaneously. The BTD 800 USB Dongle Connects to Your PC

Dedicated Button for Microsoft Teams

  • One Press Launches Microsoft Teams (Pending Microsoft Teams Certification) on PC via BTD 800 USB Dongle

Stay in Touch with your Surroundings

  • Talk Through Technology for Listening to Colleagues without Removing the Headset

Enhanced Call Quality

  • With Advanced Sidetone Algorithms that Remove Background Noise and Improve your Call Experience

Benefit from 30 Hours of Battery Life

  • Reliable Performance Wherever and However you Work

Designed for Mobile Workers

  • Fold Flat Design with Rotating Ear Cups to Switch On and Off

Simply Swipe and Tap

  • Features a Touch Pad for Easy, Efficient Call and Media Control

Convenient Charging and Headset Storage

  • All Charging and Wired Connectivity Accessories come in a Handy Headset Carry Case

Enjoy High Quality Streaming

  • High Quality Streaming with AptX®

Manage Updates and Settings on the go

  • Get Updates and Select Voice Assistant and Audio Profile on the go Via the App

Product Data:


  • Wearing Style - Over the Ear - Double Sided Headband
  • Headset Weight - 227g / 8 oz
  • Connectivity - Bluetooth 5.0, NFC, Audio Cable (2.5mm and 3.5mm Jack Plugs), USB Cable with Micro-USB Connector
  • Supported Codecs - AptXTM, AptXTM Low Latency, AAC, SBC


  • Speaker Frequency Response - 17 - 23,000 Hz
  • Microphone Type - Digital MEMs Beamforming Microphone (3 Microphones)
  • Microphone Frequency Response - 150 - 6,800Hz
  • Sound Pressure Level (SPL) - Max.118 dB Limited by EPOS ActiveGard®
  • Noise Cancellation Hybrid Adaptive ANC Technology with 4 Microphones
  • Total Noise Attenuation - Up to 30 dB


  • Charging Time - 3 Hours
  • Standby Time - Up to 15 Days
  • Battery Time - Up to 30 Hours - (ANC on, Bluetooth Off)
  • Range - Up to 25m / 82ft (Device Dependent)
  • Touch Control - Yes
  • Voice Prompts - Yes (EN, DE, FR, ES, ZH, JA, KO)
  • Sound Effect Modes - Yes (Club, Movie, Speech, Director-User Defined)


EPOS Connect

(Freeware) - Remote Call Control, Firmware Updates and Settings

Click Here for EPOS Connect

EPOS Manager

(Saas) - Manage, Update and Configure your EPOS Audio Devices from One Location

Click Here for EPOS Manager

Package Contents

  • ADAPT 660 Headset
  • BTD 800 USB ML PC Dongle
  • USB Cable with Micro-USB Connector
  • Audio Cable - 2.5mm and 3.5mm Jack Plugs
  • In-Flight Adapter
  • Carry Case
  • Safety Guide
  • Compliance Sheet
Warranty2 Years
For use withPC, Mobile (Bluetooth)
Connection TypeNo
Cordless Headset TypeBluetooth - Also compatible with Mobiles etc
Base connection typesUSB
Approx Range - Metres120
Monaural or Binaural HeadsetBinaural (Dual Ear)
Wearing StyleHeadphones, Headset, Large Cups - Noise Cancelling
Talk Time-
Standby Time-
Charge Time
Wideband AudioNo
Acoustic Shock Protection-
DSP (Digital Signal Processor)No
Hearing Aid CompatibleNo
Please Note
Please noteAll information is provided for reference only. If you are unsure about any of the features listed, please check the manufacturer's official information.

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