IMPACT 400 ANC - Using Active Noise Cancellation (ANC)
Last modified: Tuesday, 29 September 2026
The IMPACT 400 ANC is the active noise cancellation (ANC) variant of the IMPACT 400 headset. It is equipped with hybrid ANC technology and includes a dedicated button that enables users to toggle between ANC mode and Ambient mode.
The IMPACT 400 ANC is the active noise cancellation (ANC) variant of the IMPACT 400 headset. It is equipped with hybrid ANC technology and includes a dedicated button that enables users to toggle between ANC mode and Ambient mode.
Series
IMPACT Series
Articles
- IMPACT 1000 - Accepting a call
- IMPACT 1000 - Adjusting and wearing the headset
- IMPACT 1000 - Adjusting the headset’s microphone volume for softphones
- IMPACT 1000 - Adjusting the Sidetone
- IMPACT 1000 - Audio Limiter
- IMPACT 1000 - Battery removal and replacement guide
- IMPACT 1000 - CH 40 charging stand
- IMPACT 1000 - Changing audio settings
- IMPACT 1000 - Changing the volume
- IMPACT 1000 - Charging
- IMPACT 1000 - Cleaning the product
- IMPACT 1000 - Clearing the pairing list
- IMPACT 1000 - Clearing the pairing list of the dongle
- IMPACT 1000 - Connecting the dongle
- IMPACT 1000 - Connecting via USB and charging the battery
- IMPACT 1000 - Connection possibilities
- IMPACT 1000 - Ending a call
- IMPACT 1000 - Headset at a glance
- IMPACT 1000 - Headset buttons at a glance
- IMPACT 1000 - How to update firmware
- IMPACT 1000 - Installing EPOS Connect
- IMPACT 1000 - Leaving the Bluetooth range
- IMPACT 1000 - LEDs at a glance
- IMPACT 1000 - Listening to media
- IMPACT 1000 - Making calls
- IMPACT 1000 - Managing multiple calls
- IMPACT 1000 - Muting the microphone
- IMPACT 1000 - Package contents
- IMPACT 1000 - Pairing with a mobile device
- IMPACT 1000 - Pairing with Bluetooth devices
- IMPACT 1000 - Pairing with the dongle
- IMPACT 1000 - Pairing with the dongle
- IMPACT 1000 - Reconnecting/Disconnecting the dongle
- IMPACT 1000 - Rejecting a call
- IMPACT 1000 - Replacing the ear pads
- IMPACT 1000 - Resetting the headset
- IMPACT 1000 - Switching the headset off
- IMPACT 1000 - Switching the headset on
- IMPACT 1000 - Transporting and storing
- IMPACT 1000 - Using Active Noise Cancellation
- IMPACT 1000 - Using Microsoft Teams and Cortana
- IMPACT 1000 - Using TalkThrough
- IMPACT 1000 - Using the Smart Pause functions
- IMPACT 1000 - Using the voice assistant
- IMPACT 1000 - Verifying battery power
- IMPACT 1000 - Voice prompts
- IMPACT 1000 Video - How to update the headset
- IMPACT 1000 Video - How to adjust the ANC and TalkThrough
- IMPACT 1000 Video - How to adjust your headset
- IMPACT 1000 Video - How to charge the headset
- IMPACT 1000 Video - How to connect the headset
- IMPACT 1000 Video - How to control calls on the headset
- IMPACT 1000 Video - How to control media on the headset
- IMPACT 1000 Video - How to control multiple calls at once on the headset
- IMPACT 1000 Video - How to control volume on the headset
- IMPACT 1000 Video - How to factory reset the headset
- IMPACT 1000 Video - How to mute the microphone on the headset
- IMPACT 1000 Video - How to power the headset on / off
- IMPACT 1000 Video - How to use Microsoft Teams with the headset
- IMPACT 1000 Video - Package contents
- IMPACT 400 - Activating / deactivating the sensor functions
- IMPACT 400 - Adjusting the headset's microphone volume for softphones
- IMPACT 400 - Adjusting the Sidetone
- IMPACT 400 - Changing the volume
- IMPACT 400 - Changing Windows audio settings
- IMPACT 400 - Enabling / disabling an Audio Limiter
- IMPACT 400 - Headset buttons and LEDs
- IMPACT 400 - How to connect
- IMPACT 400 - How to wear the headset
- IMPACT 400 - Making calls using the headset
- IMPACT 400 - Managing multiple calls
- IMPACT 400 - Muting the headset's microphone
- IMPACT 400 - Updating the firmware
- IMPACT 400 Video - How to control calls
- IMPACT 400 Video - How to control the volume
- IMPACT 400 Video - How to replace the leatherette earpads
- IMPACT 400 Video - How to update the headset
- IMPACT 400 Video - How to use Microsoft Teams functionalities
- IMPACT 400 Video - Package contents
- IMPACT 430T / 460T - Using Microsoft Teams
- IMPACT 500 - Adjusting and wearing the headset
- IMPACT 500 - Adjusting the headset's microphone volume for softphones
- IMPACT 500 - Adjusting the sidetone
- IMPACT 500 - Battery removal and replacement guide
- IMPACT 500 - BTD 900c dongle at a glance
- IMPACT 500 - Changing settings for media mode
- IMPACT 500 - Changing the voice prompt language
- IMPACT 500 - Changing the volume
- IMPACT 500 - Charging the headset
- IMPACT 500 - Cleaning the products
- IMPACT 500 - Clearing the pairing list of the BTD 900c dongle
- IMPACT 500 - Clearing the pairing list of the headset
- IMPACT 500 - Connecting the dongle and pairing
- IMPACT 500 - Connecting via USB and charging the battery
- IMPACT 500 - Connection possibilities
- IMPACT 500 - Enabling / disabling an Audio Limiter
- IMPACT 500 - Enabling / disabling Busylight LED
- IMPACT 500 - Enabling / disabling mute notifications
- IMPACT 500 - Enabling / disabling voice prompts and tones
- IMPACT 500 - Headset buttons
- IMPACT 500 - Headset controls
- IMPACT 500 - If you are close to leave the Bluetooth range
- IMPACT 500 - Listening to media
- IMPACT 500 - Making calls using the headset
- IMPACT 500 - Managing multiple calls
- IMPACT 500 - Muting the headset's microphone
- IMPACT 500 - Package contents
- IMPACT 500 - Pairing the headset with your Bluetooth devices
- IMPACT 500 - Replacing the ear pad(s)
- IMPACT 500 - Switching the headset on / off
- IMPACT 500 - Transporting and storing the products
- IMPACT 500 - Updating the firmware
- IMPACT 500 - Using Active Noise Cancellation (ANC)
- IMPACT 500 - Using Microsoft Teams
- IMPACT 500 - Using TalkThrough
- IMPACT 500 - Verifying battery power / remaining talk time
- IMPACT 5000 Go - CH 50 charging stand
- IMPACT 5000 Go - Connecting the dongle to the charging stand
- IMPACT 5000 Go - Dongle overview
- IMPACT 5000 Go - Headset buttons
- IMPACT 5000 Go - Overview
- IMPACT 5000 Go - Pairing the headset and the dongle for 1st time use
- IMPACT 5000 Go Video - Charging
- IMPACT 5000 Go Video - How to manually connect the device to the PC
- IMPACT 5000 Go Video - Package Contents
- IMPACT 5000 Video - How to activate a volume limiter
- IMPACT 5000 Video - How to adjust the audio quality
- IMPACT 5000 Video - How to adjust the incoming call settings
- IMPACT 5000 Video - How to adjust the radio range
- IMPACT 5000 Video - How to adjust the ringtone and ringtone volume
- IMPACT 5000 Video - How to change the focus device
- IMPACT 5000 Video - How to charge
- IMPACT 5000 Video - How to configure a desk phone with the IMPACT SDW 5 BS
- IMPACT 5000 Video - How to connect a speakerphone
- IMPACT 5000 Video - How to connect a USB headset
- IMPACT 5000 Video - How to connect the UI 10 BL
- IMPACT 5000 Video - How to control conference calls
- IMPACT 5000 Video - How to control media
- IMPACT 5000 Video - How to control multiple calls
- IMPACT 5000 Video - How to control volume and mute the microphone
- IMPACT 5000 Video - How to invoke Microsoft Teams
- IMPACT 5000 Video - How to pair a bluetooth headset
- IMPACT 5000 Video - How to pair a mobile device
- IMPACT 5000 Video - How to pair an SDW headset to the SDW D1 USB
- IMPACT 5000 Video - How to power the headset on/off
- IMPACT 5000 Video - How to switch between the base station and the DECT dongle
- IMPACT 5000 Video - How to transfer a call
- IMPACT 5000 Video - How to update
- IMPACT 5000 Video - How to use the ear hook with the SDW 10 HS
- IMPACT 5000 Video - How to use the headband with the SDW 10 HS
- IMPACT 5000 Video - How to use the SDW D1 USB with EPOS Connect
- IMPACT 5000 Video - Package contents
- IMPACT 5000 Video- How to control calls
- IMPACT 700 - Updating the firmware
- IMPACT 700 Video - How to adjust the headset
- IMPACT 700 Video - How to connect the headset to a PC
- IMPACT 700 Video - How to control calls
- IMPACT 700 Video - How to control media on the headset
- IMPACT 700 Video - How to control multiple calls
- IMPACT 700 Video - How to control volume
- IMPACT 700 Video - How to factory reset the headset
- IMPACT 700 Video - How to mute/unmute the microphone
- IMPACT 700 Video - How to personalize settings in EPOS Connect
- IMPACT 700 Video - How to replace the leatherette earpads
- IMPACT 700 Video - How to update the headset
- IMPACT 700 Video - How to use Microsoft Teams
- IMPACT 700 Video - Package contents
- IMPACT 800 - Updating the firmware
- IMPACT 800 Video - How to adjust the headset
- IMPACT 800 Video - How to connect the headset to a PC
- IMPACT 800 Video - How to control calls
- IMPACT 800 Video - How to control media on the headset
- IMPACT 800 Video - How to control multiple calls
- IMPACT 800 Video - How to control the volume
- IMPACT 800 Video - How to factory reset the headset
- IMPACT 800 Video - How to mute/unmute the microphone
- IMPACT 800 Video - How to personalize settings in EPOS Connect
- IMPACT 800 Video - How to replace the leatherette earpads
- IMPACT 800 Video - How to update the headset
- IMPACT 800 Video - How to use Microsoft Teams
- IMPACT 800 Video - Package contents
- IMPACT D - Adjusting the headset
- IMPACT D - Battery removal guide
- IMPACT D - Charging the headset
- IMPACT D - Cleaning and maintaining
- IMPACT D - Configuring the DIP switches
- IMPACT D - Configuring the headset system
- IMPACT D - D 30 Battery Removal Guide
- IMPACT D - Echo in the speaker during call with a desk phone
- IMPACT D - How to boost charge
- IMPACT D - How to update firmware
- IMPACT D - Making calls
- IMPACT D - Package contents
- IMPACT D - Product overview
- IMPACT D - Resetting
- IMPACT D - Setting up and connecting the base station
- IMPACT D - Sharing a workplace and GAP pairing
- IMPACT DW - Adjusting the audio
- IMPACT DW - Adjusting the headset
- IMPACT DW - Adjusting the settings using the DIP switches
- IMPACT DW - Adjusting the volume
- IMPACT DW - Calling via the computer using the headset
- IMPACT DW - Calling via the fixed line phone using the headset
- IMPACT DW - Changing the direction of the volume up/down function
- IMPACT DW - Charging and storing the Headset
- IMPACT DW - Charging the battery
- IMPACT DW - Choosing the direction of the volume toggle switch
- IMPACT DW - Cleaning and maintaining the headset system
- IMPACT DW - Configuring the DIP switches
- IMPACT DW - Connecting the base station to a computer
- IMPACT DW - Connecting the base station to a fixed line phone
- IMPACT DW - Echo in the speaker during call with a desk phone
- IMPACT DW - Holding a conference call
- IMPACT DW - How to boost charge
- IMPACT DW - How to update firmware
- IMPACT DW - Labeling the headset
- IMPACT DW - Leaving the DECT range
- IMPACT DW - Link LED is red
- IMPACT DW - Lithium-polymer battery information
- IMPACT DW - Lowering background PC sounds during a call
- IMPACT DW - Muting the microphone
- IMPACT DW - Overview of the buttons
- IMPACT DW - Overview of the LEDs
- IMPACT DW - Package contents
- IMPACT DW - Pairing the headset and the base station
- IMPACT DW - Replacing the ear pads
- IMPACT DW - Replacing the headset's rechargeable battery
- IMPACT DW - Resetting
- IMPACT DW - Resetting the headset
- IMPACT DW - RJ45-RJ11 cable quick guide
- IMPACT DW - Setting up the base station
- IMPACT DW - Sharing a workplace
- IMPACT DW - Switching between Phone and PC mode
- IMPACT DW - User's voice echoing in the headset
- IMPACT DW - Using the headset with a third party base station (DECT-GAP telephone)
- IMPACT DW - Using your DECT headset for media playback (auto audio)
- IMPACT MB Pro - Activating and deactivating voice prompts
- IMPACT MB Pro - Adjusting the headset and wearing it
- IMPACT MB Pro - Adjusting the volume
- IMPACT MB Pro - Audio button
- IMPACT MB Pro - BTD 800 USB Dongle LED Indications
- IMPACT MB Pro - Changing the direction of the volume controls
- IMPACT MB Pro - Charging
- IMPACT MB Pro - Cleaning the headset
- IMPACT MB Pro - EPOS Connect software
- IMPACT MB Pro - Headset chargers overview
- IMPACT MB Pro - Headset LED Indications
- IMPACT MB Pro - Headset LED light Indications during charging
- IMPACT MB Pro - Headset out of the Bluetooth transmission range
- IMPACT MB Pro - Making calls
- IMPACT MB Pro - Managing multiple calls
- IMPACT MB Pro - Multi-function button
- IMPACT MB Pro - Muting the microphone
- IMPACT MB Pro - Out of the Bluetooth transmission range
- IMPACT MB Pro - Overview of the BTD 800 USB dongle button
- IMPACT MB Pro - Package contents
- IMPACT MB Pro - Pairing
- IMPACT MB Pro - Pairing the headset with a Bluetooth device
- IMPACT MB Pro - Product overview
- IMPACT MB Pro - Replacing the battery
- IMPACT MB Pro - Replacing the rechargeable battery
- IMPACT MB Pro - Resetting
- IMPACT MB Pro - Retrieving Information on the remaining talk time
- IMPACT MB Pro - Storing the headset
- IMPACT MB Pro - Updating the firmware
- IMPACT MB Pro - Using Microsoft Teams
- IMPACT MB Pro - Using the headset
- IMPACT MB Pro 2 - Using Room Experience feature
- IMPACT SD - Adjusting the audio signal by means of the dial tone
- IMPACT SD - Adjusting the automatic audio transmission "Auto Audio"
- IMPACT SD - Adjusting the headset
- IMPACT SD - Adjusting the volume
- IMPACT SD - Boost charging
- IMPACT SD - Calling via the computer
- IMPACT SD - Calling via the fixed line phone using the headset
- IMPACT SD - Charging the headset
- IMPACT SD - Charging the headset with the CH10 charger
- IMPACT SD - Cleaning and maintaining the headset
- IMPACT SD - Configuring the DIP switches
- IMPACT SD - Connecting the base station to a computer
- IMPACT SD - Connecting the base station to a fixed phone line
- IMPACT SD - Echo in the speaker during call with a desk phone
- IMPACT SD - Holding a conference call
- IMPACT SD - How to daisy chain a SD and SDW for a 8 person conference call
- IMPACT SD - How to update firmware
- IMPACT SD - Labeling the headset
- IMPACT SD - Leaving the DECT range
- IMPACT SD - Pairing the headset and the base station
- IMPACT SD - Replacing the battery
- IMPACT SD - Replacing the ear pads
- IMPACT SD - Resetting
- IMPACT SD - Switching between PC and Phone
- IMPACT SD - Switching the headset off during extended non-use
- IMPACT SD - Testing the headset system and sound quality
- IMPACT SDW - Adjusting and wearing the headset SDW 30 HS I SDW 60 HS
- IMPACT SDW - Adjusting how the system handles incoming calls with DIP switch 4
- IMPACT SDW - Adjusting the audio Quality with DIP switch 5
- IMPACT SDW - Adjusting the audio signal for desk phone using the ABC switch - SDW 5 BS only
- IMPACT SDW - Adjusting the microphone volume
- IMPACT SDW - Adjusting the radio range with DIP switch 3
- IMPACT SDW - Adjusting the ring tone and ring tones volume of the base station - DIP switch 7 and 8
- IMPACT SDW - Adjusting the volume
- IMPACT SDW - Assembling and wearing the headset SDW 10 HS
- IMPACT SDW - Auto Hook mode
- IMPACT SDW - Auto Link mode
- IMPACT SDW - Battery removal and replacement guide for SDW 10 HS
- IMPACT SDW - Battery removal and replacement guide for SDW 30/60 HS
- IMPACT SDW - Call handling (Ending a call)
- IMPACT SDW - Call handling (Making a call)
- IMPACT SDW - Call handling (Transferring calls to connected devices)
- IMPACT SDW - Charging the headset
- IMPACT SDW - Cleaning and maintaining the headset
- IMPACT SDW - Configuring the desk phone with DIP switches 1 and 2 (SDW 5 BS only)
- IMPACT SDW - Configuring the headset system
- IMPACT SDW - Connecting an optional USB headset or speaker
- IMPACT SDW - Connecting the base station
- IMPACT SDW - Connecting the base station to a computer
- IMPACT SDW - Connecting the base station to a fixed line phone - SDW 5 BS only
- IMPACT SDW - Connecting the base station to an optional electronic hook switch control (EHS)
- IMPACT SDW - Connecting the base station to an optional mechanical handset lifter
- IMPACT SDW - Connecting the base station to main power supply
- IMPACT SDW - Detaching headband, ear hook or neckband
- IMPACT SDW - DIP-switch configuration
- IMPACT SDW - Echo in the speaker during call with a desk phone
- IMPACT SDW - Enabling/Disabling voice prompts
- IMPACT SDW - Features that require the main power supply
- IMPACT SDW - Firmware update fails
- IMPACT SDW - Forced pairing
- IMPACT SDW - How to update firmware
- IMPACT SDW - Labeling the headset
- IMPACT SDW - Limiting the volume with DIP switch 6
- IMPACT SDW - Listening to media using the headset
- IMPACT SDW - Managing multiple calls
- IMPACT SDW - Muting the microphone
- IMPACT SDW - Overview of the base station
- IMPACT SDW - Overview of the base station LEDs
- IMPACT SDW - Overview of the BTD 800 USB Dongle LEDs with the SDW series
- IMPACT SDW - Overview of the busy light (UI 10 BL) LED
- IMPACT SDW - Overview of the dongle BTD 800 USB LED
- IMPACT SDW - Overview of the headset LED
- IMPACT SDW - Overview of the headset SDW 30 HS
- IMPACT SDW - Overview of the LEDs
- IMPACT SDW - Overview of the SDW 10 HS
- IMPACT SDW - Overview of the SDW 60 HS
- IMPACT SDW - Package contents
- IMPACT SDW - Pairing a headset via Bluetooth
- IMPACT SDW - Pairing a mobile phone or tablet via Bluetooth
- IMPACT SDW - Pairing and charging the headset before first use
- IMPACT SDW - Resetting
- IMPACT SDW - Restoring factory default settings (Reset)
- IMPACT SDW - Setting up conference call
- IMPACT SDW - Sharing a workplace
- IMPACT SDW - Swapping the direction of the volume buttons
- IMPACT SDW - Switching between DECT Dongle and base station
- IMPACT SDW - Switching between interfaces when MSH mode is activated
- IMPACT SDW - UN38.3 Test Report Summary for Lithium Battery Model: AHB732038TPCT
- IMPACT SDW - Unable to pair IMPACT SDW D1 dongle with a SDW headset
- IMPACT SDW - Using the dictation mode
- IMPACT SDW - Using the headset with the ear hook
- IMPACT SDW - Using the headset with the neckband
- IMPACT SDW - Using the motion sensor
- IMPACT SDW - Verifying battery life
- IMPACT SDW D1 USB Video - Package contents