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6399-829-209
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JABRA EVOLVE 40 UC STEREO
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Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
6399-829-209
- Description:
- JABRA EVOLVE 40 UC STEREO
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Jabra
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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6399-829-209 Overview
6399-829-209-JABRA EVOLVE 40 UC STEREO is a professional on-ear wired headset designed for unified communications and office environments. It integrates a stereo headphone output with a noise-cancelling boom microphone, delivering reliable, clear audio for both voice and multimedia applications. The device connects via USB and 3.5mm jack, supporting plug-and-play operation with PCs, laptops, and select mobile devices. Its frequency response ranges from 20 Hz to 20 kHz on speakers and 100 Hz to 10 kHz on the microphone, ensuring natural sound reproduction during calls and media playback.
This UC-optimized headset features an inline call control unit for managing calls, volume, and mute, with advanced signal processing including Digital Signal Processing (DSP) and Acoustic Echo Cancellation (AEC) for improved clarity. As a USB-powered device, it's compatible with leading UC platforms like Microsoft Teams, Zoom, Cisco, and Skype for Business, making it ideal for meeting rooms, open offices, and remote/home office setups. The Jabra Evolve 40 UC Stereo is a dependable solution for professionals who require high-quality, stable audio in unified communications and conferencing scenarios.
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6399-829-209 Specifications
- Product Type
- Audio Equipment
- Brand
- Jabra
- Audio Device Type
- Headset
- Microphone Type
- Condenser
- Form Factor
- Portable
- Use Case
- Unified Communications
- Channel Configuration
- Stereo
- Connectivity
- USB / 3.5mm
- Input Types
- USB / 3.5mm
- Output Types
- USB / 3.5mm
- Power Source
- USB-Powered
- Frequency Response
- 20 Hz – 20 kHz (speaker); 100 Hz – 10 kHz (microphone)
- Signal Processing
- DSP / AEC / Noise Suppression
- Mounting Option
- Desktop
- Control Interface
- Physical Buttons
- Wireless Support
- No
- Product Name
- Jabra Evolve 40 UC Stereo
- Height
- 6.8
- Width
- 7.2
- Depth
- 2.3
- Weight
- 0.39
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Product Comparison Table 
| 6399-829-209 |  2309-820-104 |  6599-629-109 |  4993-823-189 |  14401-09 | |
|---|---|---|---|---|---|
| Product Type | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment |
| Audio Device Type | Headset | Headset | Headset | Headset | Headset |
| Microphone Type | Condenser | Condenser | Condenser | Condenser | Condenser |
| Form Factor | Portable | Desktop | Portable | On-Ear | Portable |
| Use Case | Unified Communications | Unified Communications / Conference Room / Office / Call Center | Unified Communications | Unified Communications / Conference Room / Office / Call Center | Unified Communications / Conference Room / Meeting Space / Office Audio |
| Channel Configuration | Stereo | Stereo | Stereo | Mono | Mono |
| Connectivity | USB / 3.5mm | Quick Disconnect (QD) / 3.5mm | USB / Bluetooth | USB-C | USB / 3.5mm |
| Input Types | USB / 3.5mm | 3.5mm / Quick Disconnect (QD) | USB / Bluetooth | USB-C | USB / 3.5mm |
| Frequency Response | 20 Hz – 20 kHz (speaker); 100 Hz – 10 kHz (microphone) | 150 Hz – 6.8 kHz | 20 Hz – 20 kHz | 150 Hz – 7 kHz (telephony); 20 Hz – 20 kHz (music mode) | 150 Hz – 7 kHz |
| Signal Processing | DSP / AEC / Noise Suppression | Noise Suppression / Acoustic Shock Protection | DSP / Noise Suppression / AEC | DSP / Noise Suppression | DSP / Noise Suppression |
| Wireless Support | No | No | Bluetooth | No | No |
| Product Name | Jabra Evolve 40 UC Stereo | 2309-820-104-Biz 2300 Duo - Headset - Head-band - Office/Call center - Black - Binaural - 1.075 m | Jabra Evolve 65e Link 380a UC (6599-629-109) | Jabra Evolve 20 Mono MS USB-C (4993-823-189) | Jabra EVOLVE 40 Mono Headset without Controller (14401-09) |
| Height | 6.8 | 6.93 | 1.5 | 6.42 | 7.09 |
| Width | 7.2 | 5.98 | 6.1 | 7.09 | 6.54 |
| Depth | 2.3 | 1.89 | 8.1 | 2.17 | 2.44 |
| Weight | 0.39 | 0.12 | 0.09 | 0.22 | 0.33 |
Compliance & Warranty
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
F
Fiona West
5
Great UC Stereo performance. The 3.5mm jack adds versatility for mobile use. Very dependable office hardware.
D
Dexter Finch
4
Excellent plug-and-play functionality. The busy light effectively reduces interruptions from colleagues during important calls.
B
Beatrix Thorne
5
Comfortable and clear. The Evolve 40 is a solid, professional wired choice for our customer service department.
G
Grant Sterling
4
High-quality audio for voice. The noise-canceling microphone works perfectly in our shared, busy workspace.
R
Rhys Morton
5
Durable and easy to use. UC integration with our softphones has been flawless since day one.
Questions & Answers
What are the key features of the Jabra Evolve 40 UC Stereo headset?
The Jabra Evolve 40 UC Stereo delivers professional noise-cancelling microphone, high-quality stereo sound, inline call controls, USB-A and 3.5 mm connectivity, and UC platform certification for seamless collaboration.
Is the Jabra Evolve 40 UC Stereo compatible with my computer and smartphone?
Yes. The headset supports Windows and macOS via USB-A, and any 3.5 mm jack–equipped smartphone or tablet, ensuring universal compatibility.
How do I connect the Jabra Evolve 40 UC Stereo to my devices?
Simply plug the USB-A cable into your PC or laptop, or use the 3.5 mm jack for mobile devices. It’s instantly recognized as an audio device—no setup required.
Does the Jabra Evolve 40 UC Stereo feature noise cancellation?
Yes. Its uni-directional boom microphone actively filters background noise, ensuring crystal-clear voice transmission even in busy environments.
What type of microphone does the Jabra Evolve 40 UC Stereo use?
It uses a professional uni-directional noise-cancelling boom microphone designed to reduce ambient noise and deliver clear, natural voice quality.
How do I control volume and calls on the Jabra Evolve 40 UC Stereo?
The integrated inline control module lets you adjust volume, mute the microphone, and answer or end calls with one-touch convenience.
Is the Jabra Evolve 40 UC Stereo certified for Microsoft Teams and Skype for Business?
Yes. It is certified for Microsoft Teams, Skype for Business, Zoom, Cisco and all major UC platforms to guarantee seamless integration.
Can I use the Jabra Evolve 40 UC Stereo for music playback as well as calls?
Absolutely. Its wideband stereo speakers deliver rich, immersive audio for music, videos and conference calls alike.
How comfortable is the Jabra Evolve 40 UC Stereo for all-day use?
It features soft leatherette ear cups and an adjustable padded headband to ensure lightweight, fatigue-free wear throughout extended work sessions.
Do I need to install any software to use the Jabra Evolve 40 UC Stereo?
No software is required—just plug and play. For firmware updates and custom settings, optional Jabra Direct software is available.
What warranty comes with the Jabra Evolve 40 UC Stereo?
The headset includes a two-year manufacturer warranty covering defects in materials and workmanship for peace of mind.
How durable is the Jabra Evolve 40 UC Stereo?
Built with a reinforced headband, robust cables and high-quality materials, it’s engineered to withstand daily professional use.
Can I mute the microphone on the Jabra Evolve 40 UC Stereo?
Yes. A one-touch mute button on the inline control instantly silences the microphone and displays an LED mute indicator.
What cable options are available with the Jabra Evolve 40 UC Stereo?
It comes with a detachable USB-A cable for PC connectivity and a 3.5 mm dual-jack cable for smartphones and tablets.
How long are the cables for the Jabra Evolve 40 UC Stereo?
The USB-A cable is 1.2 m long and the 3.5 mm dual-jack cable measures 1.5 m, providing flexible reach for desk and mobile use.
What is the difference between the Jabra Evolve 40 UC Stereo and the mono version?
The stereo model offers two-ear listening for immersive sound, while the mono version uses a single ear cup to maintain peripheral awareness.
Is the Jabra Evolve 40 UC Stereo truly plug-and-play?
Yes. It requires no drivers—just plug into USB-A or 3.5 mm jack and start calling or listening immediately.