EPOS ADAPT 661
Headset | full size | Bluetooth | wireless, wired | active noise cancelling | 3.5 mm jack, USB-C | black | Certified for Microsoft Teams, Optimised for UC
Images for illustration purposes only, actual product may differ
Main Specification
| Product Description | EPOS ADAPT 661 - headset - 3.5 mm jack, USB-C |
|---|---|
| Product Type | Headset - Bluetooth - wireless, wired - 3.5 mm jack, USB-C |
| Recommended Use | Portable electronics, computer - voice, communication |
| Colour | Black |
| Headphones Form Factor | Full size |
| Foldable | Yes |
| Connectivity Technology | Wireless, wired |
| Wireless Technology | Bluetooth |
| Headphones Technology | Dynamic |
| Bluetooth Version | Bluetooth 5.0 |
| Sound Output Mode | Stereo |
| Sound Effects | EPOS AI, EPOS Voice |
| Audio Specifications | Frequency Response 17 - 23000 Hz |
| Impedance | 46 ohm |
| Active Noise Canceling | Yes |
| Microphone Operation Mode | Beamforming |
| Microphone Noise Cancelling | Yes |
| Microphones Included | 2 |
| Intelligent Assistant | Alexa |
| Software Certification | Certified for Microsoft Teams, Optimised for UC |
| Manufacturer Warranty | 2-year warranty |
General
| Product Type | Headset - Bluetooth - wireless, wired - 3.5 mm jack, USB-C |
|---|---|
| Weight | 227 g |
| Colour | Black |
| Recommended Use | Portable electronics, computer - voice, communication |
| Features | Touch control, EPOS ActiveGard, Talk-Through |
| Max Operating Distance | 25 m |
Audio Output
| Headphones Form Factor | Full size |
|---|---|
| Headphones Cup Type | Closed |
| Foldable | Yes |
| Headphones Technology | Dynamic |
| Connectivity Technology | Wireless, wired |
| Wireless Technology | Bluetooth |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL |
| Bluetooth Version | Bluetooth 5.0 |
| Sound Output Mode | Stereo |
| Sound Effects | EPOS AI, EPOS Voice |
| Active Noise Canceling | Yes |
| Active Noise Cancelling Technology | Hybrid Active Noise Cancelling |
| Frequency Response | 17 - 23000 Hz |
| Total Harmonic Distortion (THD) | <0.5% |
| Impedance | 46 ohm |
| Max Sound Pressure | 118 dB |
| Features | Audio prompts |
Microphone
| Form Factor | Built-in |
|---|---|
| Microphone Operation Mode | Beamforming |
| Microphones Included | 2 |
| Frequency Response | 150 - 6800 Hz |
| Noise Cancelling | Yes |
Connections
| Connector Type | Audio line-in (mini-phone stereo 3.5 mm) USB (24 pin USB-C) |
|---|
Cable
| Detachable Cable | Yes |
|---|
Internet of Things (IoT)
| Internet of Things (IoT) Compatible | Yes |
|---|---|
| Intelligent Assistant | Alexa |
Miscellaneous
| Included Accessories | Carrying case, BTD 800 USB-C dongle |
|---|---|
| Cable Details | USB-C to micro-USB cable Audio cable |
| Software Certification | Certified for Microsoft Teams, Optimised for UC |
| Compliant Standards | MFI |
Power
| Battery | Headset battery rechargeable - lithium polymer |
|---|---|
| Capacity | 730 mAh |
| Run Time (Up To) | 30 hour(s) |
| Standby Time | 15 days |
| Recharge Time | 3 hour(s) |
Manufacturer Warranty
| Service & Support | Limited warranty - 2 years |
|---|
Dimensions & Weight (Shipping)
| Shipping Width | 20.7 cm |
|---|---|
| Shipping Depth | 6.5 cm |
| Shipping Height | 18.1 cm |
| Shipping Weight | 539 g |
Product features
Switch between your favorite devices
Enjoy multi-point connectivity via Bluetooth® to mobile and softphone simultaneously. BTD 800 USB-C dongle connects to your PCDedicated button for Microsoft Teams
One press launches Microsoft Teams on PC via the BTD 800 USB-C dongleStay in touch with your surroundings
EPOS Voice™ technology for listening to colleagues without removing the headsetEnhanced call quality
With advanced sidetone algorithms that remove background noise and improve your call experienceBenefit from 30 hours of battery life
Reliable performance wherever and however you workDesigned for mobile workers
Fold flat design with rotating ear cups to switch on and offSimply swipe and tap
Features a touch pad for easy, efficient call and media controlConvenient charging and headset storage
All charging and wired connectivity accessories come in a handy headset carry caseEnjoy 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 appADAPT 661
Over-Ear Bluetooth® HeadsetSuperb call clarity powered by EPOS AI™
Machine learning developed algorithms optimize voice pick up, for a natural listening experience from 3 advanced microphonesRegain concentration anytime, anywhere
4 adaptive ANC mic system monitors your environment and adjusts noise reduction indoors, while reducing wind noise outdoorsGet organized with Alexa
Tap and hold to activate Alexa and stay on top of your day-to-day business. Never miss a meeting and make scheduling easyKey selling points
- Superb call clarity powered by EPOS AI
- Regain concentration anytime, anywhere
- Get organized with Alexa
- Ensure clear calls with UC certified solution
- Experience superior sound to increase your focus
- Machine learning developed algorithms optimize voice pick up, for a natural listening experience from 3 advanced microphones
- 4 adaptive ANC mic system monitors your environment and adjusts noise reduction indoors, while reducing wind noise outdoors
- Tap and hold to activate Alexa and stay on top of your day-to-day business. Never miss a meeting and make scheduling easy
- Certified for Microsoft Teams and optimized for UC
- Renowned stereo sound and a personalized audio profile means you can enjoy high-quality music to help your focus on work
References
MPN: 1001004
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04/06/2026 01:15:14