Jabra Engage 55 SE Mono Wireless Headset | Charging Stand | Link 400 | USB-A | MS Teams – 9653-455-125

Product Overview

The Jabra Engage 55 SE Mono (9653-455-125) is a professional-grade DECT wireless headset designed for hybrid workers who spend most of their day on calls or virtual meetings. Certified for Microsoft Teams, this mono headset delivers exceptional audio clarity with its noise-canceling microphone and wideband audio optimized for speech clarity. The single-ear design keeps one ear open for environmental awareness while providing crystal-clear call audio.

With an impressive wireless range of up to 150m/490ft via the included Link 400 USB-A DECT adapter, the Engage 55 SE provides freedom to move throughout your workspace without losing connection. The ultra-secure DECT wireless technology exceeds Security Level C with FIPS military-grade 256-bit encryption, ensuring all conversations remain private and protected—critical for finance, healthcare, and legal environments.

The lightweight 57g design with low clamping force delivers all-day comfort, while the integrated busylight signals call status to nearby colleagues. Up to 13 hours of talk time and the included charging stand keep productivity uninterrupted. Plug-and-play setup with the pre-paired USB adapter means you're ready for calls within seconds of unboxing.

Who Should Use This Product?

Hybrid Professionals

Ideal for workers splitting time between office and home who need reliable DECT wireless connectivity, extensive range, and Microsoft Teams integration for seamless communication.

Contact Center Agents

Built for high-volume call environments requiring all-day comfort, noise-canceling microphone technology, and secure wireless connectivity in dense office settings.

Financial & Healthcare Professionals

Enterprise-grade 256-bit encryption meets regulatory requirements for sensitive client conversations, making it perfect for industries handling confidential information.

Why Choose This Product

The Jabra Engage 55 SE Mono transforms professional communication with DECT wireless technology that delivers up to 15 times the range of conventional Bluetooth headsets. The mono design keeps one ear open for environmental awareness while delivering crystal-clear audio on every call. With up to 150 meters of wireless range, you can move freely throughout your workspace—grab a coffee, walk the office, or work from different rooms—without losing connection.

For IT departments, enterprise-grade DECT Security Level C with FIPS military-grade 256-bit encryption exceeds security requirements for regulated industries. The pre-paired Link 400 adapter enables plug-and-play deployment, while Jabra Direct and Jabra Xpress software provide centralized device management and firmware updates. The user-replaceable battery extends the headset's lifespan, reducing total cost of ownership. Microsoft Teams certification ensures reliable performance with native integration, dedicated Teams button, and LED notifications.

Will This Work for Me?

Works With

  • Windows, macOS
  • Microsoft Teams (certified), works with all other UC platforms

Requirements

  • USB-A port for Link 400 DECT adapter
  • USB power source for charging stand

Software

  • Jabra Direct / Jabra Xpress (recommended for firmware updates and device management)

Note

This is the MS Teams certified variant with dedicated Teams button and notifications. For platform-agnostic UC version, see SKU 9653-415-125.

What's in the Box

  • Engage 55 SE Mono Headset
  • Link 400 USB-A DECT Adapter
  • Charging Stand
  • USB Charging Cable
  • Travel Pouch

Technical Specifications

Primary Attributes

Active Noise Cancellation (ANC): No
Certifications: Microsoft Teams, Zoom, Google Meet
Connectivity: DECT, USB-A
Corded / Wireless: Wireless
Headset Speakers: Mono (One Ear)
Talk Time: 13 hours
USB Dongle: Yes, DECT, USB-A
Warranty: 24 months
Wearing Style: Over the Head, On the Ear
Wireless Range: 490 feet

Engage 55 SE Models (12)

View Jabra Engage 55 SE Stereo Wireless Headset | Charging Stand | Link 400 | USB-A | UC | Low Power – 9659-415-125-1
Jabra Engage 55 SE DECT Wireless Stereo Headset UC with Link 400 USB-A Low Power & Charging Stand – 9659-415-125-1 - Included Accessories
Jabra logo

Engage 55 SE Stereo UC USB-A Low Power with Stand

SKU: 9659-415-125-1
Condition: New
Stock: 6
DECT DECT
USB-A USB-A
$281.22
$482.00
Save $200.78
(42% off)
View Jabra Engage 55 SE Mono Wireless Headset | Link 400 | USB-A | UC – 9653-410-125
Jabra Engage 55 SE DECT Wireless Mono Headset UC with Link 400 USB-A – 9653-410-125
Jabra logo

Engage 55 SE Mono UC USB-A

SKU: 9653-410-125
Condition: New
Stock: 250+
DECT DECT
USB-A USB-A
$226.96
$389.00
Save $162.04
(42% off)
View Jabra Engage 55 SE Stereo Wireless Headset | Charging Stand | Link 400 | USB-C | MS Teams – 9659-475-125
Jabra Engage 55 SE DECT Wireless Stereo Headset MS with Link 400 USB-C & Charging Stand – 9659-475-125 - Included Accessories
Jabra logo

Engage 55 SE Stereo MS USB-C with Stand

SKU: 9659-475-125
Condition: New
Stock: 85
DECT DECT
USB-C USB-C
$281.22
$482.00
Save $200.78
(42% off)
View Jabra Engage 55 SE Stereo Wireless Headset | Link 400 | USB-C | MS Teams – 9659-470-125
Jabra Engage 55 SE DECT Wireless Stereo Headset MS with Link 400 USB-C – 9659-470-125
Jabra logo

Engage 55 SE Stereo MS USB-C

SKU: 9659-470-125
Condition: New
Stock: 121
DECT DECT
USB-C USB-C
$242.72
$416.00
Save $173.28
(42% off)
View Jabra Engage 55 SE Stereo Wireless Headset | Charging Stand | Link 400 | USB-A | MS Teams – 9659-455-125
Jabra Engage 55 SE DECT Wireless Stereo Headset MS with Link 400 USB-A & Charging Stand – 9659-455-125 - Included Accessories
Jabra logo

Engage 55 SE Stereo MS USB-A with Stand

SKU: 9659-455-125
Condition: New
Stock: 194
DECT DECT
USB-A USB-A
$281.22
$482.00
Save $200.78
(42% off)
View Jabra Engage 55 SE Convertible Wireless Headset | Charging Stand | Link 400 | USB-C | UC – 9655-435-125
Jabra Engage 55 SE DECT Wireless Convertible Headset UC with Link 400 USB-C & Charging Stand – 9655-435-125
Jabra logo

Engage 55 SE Convertible UC USB-C with Stand

SKU: 9655-435-125
Condition: New
Stock: 48
DECT DECT
USB-C USB-C
$264.88
$454.00
Save $189.12
(42% off)
View Jabra Engage 55 SE Stereo Wireless Headset | Link 400 | USB-A | UC | Low Power – 9659-410-125-1
Jabra Engage 55 SE DECT Wireless Stereo Headset UC with Link 400 USB-A Low Power – 9659-410-125-1 - Included Accessories
Jabra logo

Engage 55 SE Stereo UC USB-A Low Power

SKU: 9659-410-125-1
Condition: New
Out of Stock
DECT DECT
USB-A USB-A
$242.72
$416.00
Save $173.28
(42% off)
View Jabra Engage 55 SE Stereo Wireless Headset | Link 400 | USB-A | MS Teams | Low Power – 9659-450-125-1
Jabra Engage 55 SE DECT Wireless Stereo Headset MS with Link 400 USB-A Low Power – 9659-450-125-1
Jabra logo

Engage 55 SE Stereo MS USB-A Low Power

SKU: 9659-450-125-1
Condition: New
Out of Stock
DECT DECT
USB-A USB-A
$242.72
$416.00
Save $173.28
(42% off)
View Jabra Engage 55 SE Stereo Wireless Headset | Charging Stand | Link 400 | USB-C | UC – 9659-435-125
Jabra Engage 55 SE DECT Wireless Stereo Headset UC with Link 400 USB-C & Charging Stand – 9659-435-125 - Included Accessories
Jabra logo

Engage 55 SE Stereo UC USB-C with Stand

SKU: 9659-435-125
Condition: New
Stock: 6
DECT DECT
USB-C USB-C
$281.22
$482.00
Save $200.78
(42% off)
View Jabra Engage 55 SE Mono Wireless Headset | Charging Stand | Link 400 | USB-A | UC – 9653-415-125
Jabra Engage 55 SE DECT Wireless Mono Headset UC with Link 400 USB-A & Charging Stand – 9653-415-125 - Included Accessories
Jabra logo

Engage 55 SE Mono UC USB-A with Stand

SKU: 9653-415-125
Condition: New
Stock: 157
DECT DECT
USB-A USB-A
$264.88
$454.00
Save $189.12
(42% off)
View Jabra Engage 55 SE Convertible Wireless Headset | Charging Stand | Link 400 | USB-A | MS Teams – 9655-455-125
Jabra Engage 55 SE DECT Wireless Convertible Headset MS with Link 400 USB-A & Charging Stand – 9655-455-125
Jabra logo

Engage 55 SE Convertible MS USB-A with Stand

SKU: 9655-455-125
Condition: New
Stock: 84
DECT DECT
USB-A USB-A
$264.88
$454.00
Save $189.12
(42% off)
View Jabra Engage 55 SE Convertible Wireless Headset | Charging Stand | Link 400 | USB-A | UC – 9655-415-125
Jabra Engage 55 SE DECT Wireless Convertible Headset UC with Link 400 USB-A & Charging Stand – 9655-415-125
Jabra logo

Engage 55 SE Convertible UC USB-A with Stand

SKU: 9655-415-125
Condition: New
Stock: 153
DECT DECT
USB-A USB-A
$264.88
$454.00
Save $189.12
(42% off)