The IMPACT 400 is a wired ANC headset built for hybrid workers who spend much of their day in calls and online meetings. Lightweight and reliable, it delivers the focus and clarity professionals need to communicate seamlessly across office and home environments.
Equipped with EPOS Hybrid ANC, it balances noise reduction for distraction-free focus, while four AI-powered microphones ensure your voice is transmitted clearly—even in noisy surroundings. Certified for Microsoft Teams Open Office, the IMPACT 400 delivers reliable performance in any environment.
With plug-and-play connectivity and intuitive functions like lift-to-mute the IMPACT 400 combines effortless usability with all-day comfort, making it an ideal choice for professionals who demand clarity and productivity throughout their workday.
ANC control, Answer/end call, Microsoft Teams button, Mute, Reject call, Volume +, Volume -
LED indicators
Yes
Detachable cable
No
Hearing protection technologies
EPOS ActiveGard
Adjustable headband
Yes
Market segment
Professional
Technical details
Driver type
Dynamic
Headset type
Binaural
Wearing style
Head-band
Product colour
Black
Foldable
Yes
Country of origin
China
Warranty period
2 year(s)
Design
Product type
Headphones
Microphone type
Boom
Driver type
Dynamic
Headset type
Binaural
Wearing style
Head-band
Product colour
Black
Foldable
Yes
Certification
Zoom, Google Meet, Google Voice, Chromebook
Control type
Buttons
Ports & interfaces
Connectivity technology
Wired
USB connectivity
Yes
USB connector
USB Type-C / USB Type-A
Cable length
2 m
Cable colour
Black
Frequency response (talk mode)
100 - 12500 Hz
Frequency response (music mode)
20 - 20000 Hz
Headphones
Sound pressure level (max)
114 dB
Driver type
Dynamic
Ear coupling
Supraaural
Acoustic system
Closed
Headphone frequency
20 - 20000 Hz
Impedance
32 Ω
Headphone sensitivity
102 dB
Driver unit
3.2 cm
Total Harmonic Distortion (THD)
3%
Noise canceling type
Hybrid
Noise canceling
Yes
Microphone
Microphone type
Boom
Microphone direction type
Unidirectional
Folding microphone
Yes
Microphone frequency
100 - 14000 Hz
Microphone sensitivity
-22 dB
Microphone mute
Yes
Number of microphones
5
Hybrid noise-canceling
Yes
Control unit
Control unit type
On-ear control unit
Control type
Buttons
Battery
Input voltage (earpieces)
5 V
Input current (earpieces)
0.1 A
Indication
LED indicators
Yes
Software
Windows operating systems supported
Windows 10, Windows 11
Mac operating systems supported
MacOS
System requirements
Mobile operating systems supported
Android, iOS
Windows operating systems supported
Windows 10, Windows 11
Mac operating systems supported
MacOS
Operational conditions
Operating temperature (T-T)
-10 - 40 °C
Storage temperature (T-T)
-10 - 60 °C
Weight & dimensions
Weight
129 g
Width
172 mm
Height
167 mm
Depth
42 mm
Ear pad dimensions (W x D x H)
62 x 16 x 62 mm
Packaging data
Package width
201 mm
Package height
61 mm
Package depth
200 mm
Package weight
391.5 g
Audio adapters included
USB
Quick start guide
Yes
Packaging content
Audio adapters included
USB
Quick start guide
Yes
Safety sheet
Yes
AC adapter included
No
Pouch
Yes
Ear pad material
Leatherette
Certificates
Certification
Zoom, Google Meet, Google Voice, Chromebook
Certified for Microsoft Teams
Yes
Logistics data
Master (outer) case width
320 mm
Master (outer) case length
420 mm
Master (outer) case height
245 mm
Master (outer) case gross weight
4.7 kg
Products per master (outer) case
10 pc(s)
Power
USB Type-C charging port
No
Supplier features
Country of origin
China
Other features
Country of origin
China
Sound pressure level (max)
114 dB
Quick start guide
Yes
Manufacturer
EPOS
Short Description
On-ear Wired
Description
The IMPACT 400 is a wired ANC headset built for hybrid workers who spend much of their day in calls and online meetings. Lightweight and reliable, it delivers the focus and clarity professionals need to communicate seamlessly across office and home environments.
Equipped with EPOS Hybrid ANC, it balances noise reduction for distraction-free focus, while four AI-powered microphones ensure your voice is transmitted clearly—even in noisy surroundings. Certified for Microsoft Teams Open Office, the IMPACT 400 delivers reliable performance in any environment.
With plug-and-play connectivity and intuitive functions like lift-to-mute the IMPACT 400 combines effortless usability with all-day comfort, making it an ideal choice for professionals who demand clarity and productivity throughout their workday.
