ADAPT 600Series
Maximize focus and productivity anywhere witha headset powered by EPOS AI™ for personal
audio with superb call clarity, stereo sound andadaptive ANC. Enjoy a unique UC optimized solution
with machine learning enhanced microphone
performance. Certified for Microsoft Teams.

We are rebranding from EPOS | SENNHEISER to EPOS branding on our products.
During the transition period the same product may exist in both versions

ADAPT 600 Series

Fact Sheet

Key Features
Experience superior sound toincrease your focus
Renowned stereo sound and apersonalized audio profile means
you can enjoy high-quality music
to help your focus on work

Ensure clear calls withUC certified solution
Certified for Microsoft Teams
and optimized for UC

Superb call clarity poweredby EPOS AI™
Machine learning developed
algorithms optimize voice
pick up, for a natural listening
experience from threeadvanced microphones

See more at eposaudio.com/adapt-600

Get organizedwith Alexa
Tap and hold toactivate Alexa and stay
on top of your day-today business. Nevermiss a meeting andplan your schedule
both in and out ofthe office
Regain concentration
anytime, anywhere
Four adaptive ANCmicrophone system monitors
your working environment
and adjusts noise reduction inopen offices, while reducing
wind noise outdoors

ADAPT 600 Series

Fact Sheet

What's in the Box
Carry CaseUSB dongle

USB Cable

Compliance Sheet

ADAPT 660
Safety Guide

May vary depending on product variant

ADAPT 600 Series

Fact Sheet

HeadbandHow to Use the
ADAPT 600

Bluetooth switch
ANC switch
Teams/Pairing buttonLEDs

USB socket

Audio socket

ANC Microphones
Touch padTurning the headset on/off

Turns the headset on

Turns the headset off

ANC switch

Turns ANC Maximum mode on
Turns ANC Adaptive mode on;
adjustable via the EPOS Connect app
Turns ANC off

ADAPT 600 Series

Fact Sheet

Additional benefits& features
Switch effortlessly between yourfavorite devices
Enjoy multi-point connectivity via
Bluetooth® to mobile and softphone
simultaneously. BTD 800 USB or USB-C
dongle connects to your PC.

Enhanced call quality
With advanced sidetone algorithms thatremove background noise and improveyour call experience

Convenient charging andheadset storage
All charging and wired connectivity
accessories come in a handy headset
carry caseBenefit from 30 hours of battery life
Dedicated button for Microsoft Teams

Reliable performance wherever andhowever you work

Enjoy high-quality streaming

Designed for mobile workers

Manage updates and settings on-the-go

Fold flat design with rotating ear cups toswitch on and off

Get updates and select voice assistantand audio profile on the go via the app

High-quality streaming with AptX TM

One press launches Microsoft Teams on
PC via the USB dongle

Stay in touch with your surroundings
Talk Through technology for listening
to colleagues without removing
the headset

Simply swipe and tap
Features a touch pad for easy, efficient calland media control

ADAPT 600 Series

Product data
1/3General
Wearing styleOver-ear, double-sided headband

Headset weight

227 g / 8 oz

ConnectivityBluetooth® 5.0, audio cable (2.5 mm and 3.5 mm jack plugs), USB-A/USB-C cable with micro-USB connector

Supported codecs

AptXTM, AptXTM low latency, AAC, SBC

Warranty

2 years

Audio
Speaker frequency response

17 – 23,000 Hz

Microphone type

Digital MEMs beamforming microphone (3 microphones)

Microphone frequency response

150 – 6,800Hz

Noise cancellation

Hybrid adaptive ANC technology with 4 microphones

Total noise attenuation

Up to 30 dB

TechnicalCharging time

3 hours

Standby time

Up to 15 days

Battery time

Up to 30 hours*Range

Up to 25 m / 82 ft (device dependent)

Touch controlYes* ANC on, Bluetooth® off

Fact SheetADAPT 600 Series

Product data
2/3
Products variants

What's in the box

ADAPT 660

ADAPT 660 headset, BTD 800 USB-A dongle, USB cable with micro-USB connector,
audio cable (2.5 mm and 3.5 mm jack plugs), carry case, safety guide, compliance sheet

ADAPT 661

ADAPT 661 headset, BTD 800 USB-C dongle, USB-C cable with micro-USB connector,audio cable (2.5 mm and 3.5 mm jack plugs), carry case, safety guide, compliance sheet

Software
EPOS devices can be managed with following Software solutions:
EPOS Connect

Conduct firmware updates and configure headsets for personal audio preferences. EPOS Connect works for Windows,
Mac® and VDI/Thin client environments: eposaudio.com/software-epos-connect

EPOS Manager

Manage, update and configure EPOS audio devices from any location For both cloud and on-premises solutions: eposaudio.com/software-epos-manager

Fact SheetADAPT 600 Series

Fact Sheet

Product data3/3ProductConnects toCertifications

EAN code

UPC code

ADAPT 660
Art. no. 1000200

Softphone/PC mobile devices

Optimized for UC and certified for MicrosoftTeams*, Zoom, Google Meet, Webex by Cisco,Avaya and Alcatel Lucent

57 14708 00001 38 40064 40221 7

ADAPT 661
Art. no. 1001004

Softphone/PC mobile devices

Optimized for UC and certified forMicrosoft Teams*, Webex by Cisco, Avayaand Alcatel Lucent

57 14708 00806 48 40064 40806 6* Microsoft Teams certification applies when USB-A/USB-C dongle orcable is connected to PC or Mac®.

ADAPT 600 Series

Fact SheetSpare parts
1/1
ProductArt. no.

Description

EAN code

UPC code

Carry case1000420

Protective carry case for headset, USB dongle
and cables

57 14708 00221 58 40064 40221 7

USB-A cable

1000421USB-A cable with micro-USB connector. Cable
length 1.2 meter

57 14708 00222 28 40064 40222 4

USB-C cable

1001127

USB-C cable with micro-USB connector. Cable
length 1.2 meter.

57 14708 00929 08 40064 40929 2

3,5 mm jack cable

1000212

1,5 mm audio cable

57 14708 00013 68 40064 40013 8

USB-A dongle

1000227

The USB dongle provides connection to allBluetooth® devices in the ADAPT Series

57 14708 00028 08 40064 40028 2USB-C dongle

1000206

Connect any EPOS Bluetooth® audio device
quickly and easily to your PC or Mac and tablet

57 14708 00007 58 40064 40007 7Earpads

1000418

Spare earpads in black leatherette

57 14708 00219 28 40064 40219 4

ADAPT 600 Series

Appendix
1/1
Transducer principle

Dynamic, closed

Supported Bluetooth profiles®

Impedance active

490 ohms / Passive 46 ohms

Sound pressure level (SPL)

Max. 118 dB limited by EPOS ActiveGard®

Total harmonic distortion (THD)<0.5% (1kHz, 100dB)

Contact pressure

3N

Voice prompts

Yes (EN, DE, FR, ES, ZH, JA, KO)Sound effect modes

Yes (club, movie, speech, director-user defined)

EPOS ActiveGard® technology

Protects users against acoustic injury caused by sudden sound burst on the line

EU Noise at Work Limiter®

Enhanced audio protection preventing listening fatigue, average 85 dB over a workday

Fact Sheet