C3550 EQ Bluetooth® Over‑Ear Headset

SKU K97466WW

Today’s professionals often work in noisy environments, from open offices to home workspaces, making it difficult to stay focused and communicate clearly. The C3550 EQ Bluetooth® Over‑Ear Headset addresses these challenges with hybrid Active Noise Cancellation (ANC) to reduce ambient distractions. An Environmental Noise Cancelling (ENC) microphone helps isolate your voice from background noise for clear, consistent call quality, while still allowing critical ambient sounds, such as fire alarms, to be heard for health and safety awareness. Multi‑device Bluetooth® connectivity and intuitive onboard controls streamline your workflow, while the cushioned over‑ear design delivers lasting comfort. With all‑day battery life and convenient USB‑C® charging, the C3550 EQ keeps you productive and focused.

Dual-mode noise canceling with hybrid ANC and ENC – blocks distractions and boosts call clarity.
Connect up to 8 devices (2 active at once) – one headset for everything.
Built-in volume and call controls*. *Call controls work with native mobile cellular calls only and are not supported for UC or VoIP applications (such as Microsoft Teams, Zoom, or Webex).
Convenient flip-to-mute boom mic.
Adjustable headband and memory foam ear cushions for hours of comfort.
Rechargeable battery provides up to 70 hours of use on one charge.
Compatible with Windows, macOS, ChromeOS, iOS/Android.
The plastic in this headset contains 54% post-consumer recycled (PCR) content.***Excludes Printed Circuit Board (PCB) assembly and Rechargeable Battery.
2-year limited warranty, durable build quality, and dependable support.

Dual-mode noise canceling with hybrid ANC and ENC – blocks distractions and boosts call clarity.
Connect up to 8 devices (2 active at once) – one headset for everything.
Built-in volume and call controls*. *Call controls work with native mobile cellular calls only and are not supported for UC or VoIP applications (such as Microsoft Teams, Zoom, or Webex).
Convenient flip-to-mute boom mic.
Adjustable headband and memory foam ear cushions for hours of comfort.
Rechargeable battery provides up to 70 hours of use on one charge.
Compatible with Windows, macOS, ChromeOS, iOS/Android.
The plastic in this headset contains 54% post-consumer recycled (PCR) content.***Excludes Printed Circuit Board (PCB) assembly and Rechargeable Battery.
2-year limited warranty, durable build quality, and dependable support.

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Hybrid ANC + ENC Noise Cancellation

Uses hybrid Active Noise Cancellation (ANC) and Environmental Noise Cancelling (ENC) to reduce unwanted noise. Hybrid ANC earcup mics minimize ambient distractions while allowing critical sounds, such as fire alarms, for health and safety awareness. The ENC mic filters background noise so your voice stays clear on calls.

Multi‑Point Bluetooth® 5.4 Connectivity

Multi‑point Bluetooth® 5.4 technology allows pairing with up to eight devices, with two active at the same time. Seamlessly switch between your phone and laptop without re‑pairing, so one headset supports laptops, tablets, and smartphones for a more efficient, uncluttered workflow in the office or on the go.

Earcup Controls + Flip-to-Mute Mic

Integrated earcup controls let you adjust volume, play or pause audio, and answer or end calls* directly from the headset. The flip to mute mic allows you to mute instantly by rotating the mic upward. **Call controls work with native mobile cellular calls only and are not supported for UC or VoIP applications (such as Microsoft Teams, Zoom, or Webex).

Adjustable Padded Over‑Ear Design

An adjustable headband and soft, padded over‑ear cushions deliver a secure, comfortable fit while evenly distributing weight to reduce pressure during extended use. The closed‑back, over‑ear design adds passive noise cancellation for improved audio immersion. The ergonomic design supports hours of calls or focused listening.

Long-Lasting Battery

Extended battery life supports all day use with up to 45 hours of talk time or 70 hours of music.* USB C® charging allows use while charging, with no battery swapping required. Quick Charge delivers up to 19 hours of use in 15 minutes with ANC off, and a full charge takes about 2 hours.**With ANC off. Battery life varies by use case.

Universal Compatibility

Connects to Windows, macOS, ChromeOS, and mobile devices including iOS, iPadOS, and Android via Bluetooth®, with no drivers required. Supports Siri and Google Assistant activation from the headset.

Sustainability Attributes

The plastic in the C3550 contains 54% post-consumer recycled (PCR) content* and it is shipped in FSC® certified packaging. **Excludes Printed Circuit Board (PCB) assembly and Rechargeable Battery.

2-Year Limited Warranty

A durable headset backed by professional support and a 2-year limited warranty.

Dual-mode noise canceling with hybrid ANC and ENC – blocks distractions and boosts call clarity.
Connect up to 8 devices (2 active at once) – one headset for everything.
Built-in volume and call controls*. *Call controls work with native mobile cellular calls only and are not supported for UC or VoIP applications (such as Microsoft Teams, Zoom, or Webex).
Convenient flip-to-mute boom mic.
Adjustable headband and memory foam ear cushions for hours of comfort.
Rechargeable battery provides up to 70 hours of use on one charge.
Compatible with Windows, macOS, ChromeOS, iOS/Android.
The plastic in this headset contains 54% post-consumer recycled (PCR) content.***Excludes Printed Circuit Board (PCB) assembly and Rechargeable Battery.
2-year limited warranty, durable build quality, and dependable support.

Product Specifications

Operating system(s): Android, Chrome OS, iOS, iPadOS, macOS, Windows
Microphone: Yes
Noise Cancelling: Yes
Connectivity: Wireless
Features: EQ
Wireless Type: Bluetooth® 5.4
Period of Warranty: Limited 2-year warranty
Ear Cup Type: Over-ear
Battery Type: Rechargeable Battery

Manuals & Support

C3550 EQ Bluetooth® Over-Ear Headset_Product Sheet (K97466WW)

C3550 EQ Bluetooth® Over‑Ear Headset