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4993-823-109
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- JABRA EVOLVE 20 MS MONO
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Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
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Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
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In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
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30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
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4993-823-109 Overview
4993-823-109-JABRA EVOLVE 20 MS MONO is a professional USB mono headset designed specifically for unified communications and Microsoft Skype for Business environments. As a headset with integrated microphone and single on-ear speaker, it delivers optimized audio for both speech and VoIP applications. Featuring a plug-and-play USB-A connection, the Evolve 20 MS Mono is engineered for easy deployment and seamless compatibility with UC platforms, conferencing systems, and softphone solutions.
This device utilizes a noise-cancelling condenser microphone and a high-quality mono speaker for clear, interference-free conversations. With a frequency response ranging from 150 Hz to 7 kHz (wideband), it provides reliable and intelligible audio for calls and conferencing. The headset incorporates DSP-based noise suppression and echo cancellation (AEC) to enhance clarity, making it ideal for use in boardrooms, open office environments, call centers, and meeting spaces requiring consistent communication performance.
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Explore more options from Audio Equipment or explore other Jabra products.
4993-823-109 Specifications
| Product Type | Audio Equipment |
| Audio Device Type | Headset |
| Microphone Type | Condenser |
| Speaker Type | N/A |
| Form Factor | Portable |
| Use Case | Unified Communications / Conference Room / Meeting Spaces / Call Center |
| Channel Configuration | Mono |
| Connectivity | USB |
| Input Types | USB |
| Output Types | USB / 3.5mm |
| Power Output (if Applicable) | N/A |
| Power Source | USB-Powered |
| Frequency Response | 150 Hz – 7 kHz |
| Signal Processing | DSP / AEC / Noise Suppression |
| Audio Codecs Supported | N/A |
| Mounting Option | N/A |
| Control Interface | Physical Buttons |
| Wireless Support | No |
| Product Name | Jabra Evolve 20 MS Mono |
| Height | 6.46 |
| Width | 7.36 |
| Depth | 2.32 |
| Weight | 0.22 |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Audio Codecs Supported | N/A | N/A | N/A | SBC / AAC | N/A |
| Audio Device Type | Headset | Headset | Headset | Headset | Headset |
| Channel Configuration | Mono | Stereo | Stereo | Stereo | Mono |
| Connectivity | USB | USB / RJ-9 / DECT Wireless | Quick Disconnect (QD) | Bluetooth / USB / 3.5mm | USB |
| Control Interface | Physical Buttons | Physical Buttons | Physical Buttons | Physical Buttons | Physical Buttons |
| Depth | 2.32 | 2.62 | 2.1 | 2.6 inches | 2.28 |
| Form Factor | Portable | Portable | Desktop | Portable | Desktop |
| Frequency Response | 150 Hz – 7 kHz | 40 Hz – 16 kHz (Speaker), 100 Hz – 7 kHz (Microphone) | 80 Hz – 16 kHz | 20 Hz – 20 kHz | 150 Hz – 7 kHz (Speaker), 100 Hz – 10 kHz (Microphone) |
| Height | 6.46 | 7.32 | 7.6 | 7.2 inches | 6.89 |
| Input Types | USB | USB / RJ-9 | N/A | USB / Bluetooth / 3.5mm | USB |
| Microphone Type | Condenser | Boom / Noise-Cancelling / N/A | Condenser | MEMS | Noise Cancelling / N/A |
| Mounting Option | N/A | N/A | N/A | N/A | Desktop |
| Output Types | USB / 3.5mm | USB / RJ-9 | N/A | USB / Bluetooth / 3.5mm | N/A |
| Power Output (if applicable) | N/A | N/A | N/A | N/A | N/A |
| Power Source | USB-Powered | Battery / AC Adapter (base station) | N/A | Battery / USB-Powered | USB-Powered |
| Product Name | Jabra Evolve 20 MS Mono | Jabra Engage 65 Stereo - Headset (9559-553-111) | Jabra BIZ 2400 II Duo UNC QD (2409-720-209) | Evolve2 65 UC Stereo Headset | Jabra Evolve 20 SE Mono UC Leatherette |
| Product Type | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment |
| Signal Processing | DSP / AEC / Noise Suppression | DSP / Noise Suppression | DSP / Noise Suppression | DSP / Noise Suppression / AEC | DSP |
| Speaker Type | N/A | Active | N/A | Active | N/A |
| Use Case | Unified Communications / Conference Room / Meeting Spaces / Call Center | Conference Room / Unified Communications / Office / Call Center | Conference Room / Unified Communications / Call Center / Meeting Space | Unified Communications / Conference Room / Office | Unified Communications / Conference Room / Meeting Space / Office |
| Weight | 0.22 | 0.18 | 0.12 | 0.42 lbs | 0.23 |
| Width | 7.36 | 6.38 | 5.8 | 6.3 inches | 5.71 |
| Wireless Support | No | DECT | No | Bluetooth | No |
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Questions & Answers
Q
What are the key features of the Jabra Evolve 20 MS Mono?
A
The Jabra Evolve 20 MS Mono offers USB-A plug-and-play connectivity, a noise-cancelling microphone, wideband audio, inline call controls, single-ear design, Microsoft Teams certification and memory foam ear cushions for all-day comfort.
Q
Is the Jabra Evolve 20 MS Mono compatible with Microsoft Teams?
A
Yes, the Jabra Evolve 20 MS Mono is Microsoft Teams certified, featuring a dedicated Teams button and guaranteed compatibility for seamless meeting joins and call controls.
Q
How do I connect the Jabra Evolve 20 MS Mono to my computer?
A
Simply plug the USB-A connector into your Windows or Mac computer’s USB port—no additional drivers are required. The headset is instantly recognized for audio and call control.
Q
Does the Jabra Evolve 20 MS Mono offer noise cancellation?
A
Yes. Its professional noise-cancelling microphone filters out background noise for crystal-clear voice calls, making it ideal for busy office or home environments.
Q
What is the difference between the mono and stereo versions?
A
The mono version delivers audio to one ear, boosting situational awareness, while the stereo version provides immersive dual-ear sound. Both share the same noise-cancelling mic and inline controls.
Q
Can I use the Jabra Evolve 20 MS Mono with other softphones?
A
Yes. The Jabra Evolve 20 MS Mono is compatible with all major softphones (Zoom, Cisco Webex, Avaya, Skype for Business), offering plug-and-play operation and full call control.
Q
How do I adjust the volume on the Jabra Evolve 20 MS Mono?
A
Use the inline control unit: press the “+” or “–” buttons to increase or decrease volume. Mute and answer/end call functions are also available on the same module.
Q
What warranty does the Jabra Evolve 20 MS Mono include?
A
Jabra offers a two-year manufacturer’s warranty covering defects in materials and workmanship, ensuring reliable performance and peace of mind.
Q
Is the Jabra Evolve 20 MS Mono comfortable for all-day use?
A
Yes. Its adjustable headband, lightweight design and plush memory foam ear cushion ensure ergonomic comfort during extended calls and meetings.
Q
What is included in the Jabra Evolve 20 MS Mono package?
A
The package includes the Jabra Evolve 20 MS Mono headset, USB-A cable with inline controls, quick start guide and two-year warranty documentation.
Q
How durable is the Jabra Evolve 20 MS Mono headset?
A
Constructed with reinforced components and robust materials, the Jabra Evolve 20 MS Mono is built for daily professional use and offers long-term reliability.
Q
Does the Jabra Evolve 20 MS Mono support call control?
A
Yes. The inline control unit lets you answer/end calls, mute the microphone and adjust volume directly from the cable, streamlining communication workflows.
Q
How effective is the noise-cancelling microphone in busy environments?
A
The Jabra Evolve 20 MS Mono’s directional noise-cancelling mic reduces up to 80% of background noise, delivering clear voice pickup even in open offices or cafés.
Q
Can I replace the ear cushion on the Jabra Evolve 20 MS Mono?
A
Yes. The memory foam ear cushion is user-replaceable—spare parts are available through Jabra or authorized resellers to maintain long-term comfort.
Q
What cable length does the Jabra Evolve 20 MS Mono provide?
A
The headset features a 1.8 meter USB-A cable, offering ample reach for desktop use and flexibility in office setups.
Q
What operating systems are supported by the Jabra Evolve 20 MS Mono?
A
The Jabra Evolve 20 MS Mono supports Windows 7 or later and macOS 10.10 or later. No drivers are required for basic audio and call control functionality.
