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Clear stereo performance with strong USB stability.
4993-823-309
JABRA EVOLVE 20 SE MONO MS LEATHERETTES
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4993-823-309
JABRA EVOLVE 20 SE MONO MS LEATHERETTES
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4993-823-309-JABRA EVOLVE 20 SE MONO MS LEATHERETTES is a professional mono headset designed for Unified Communications, featuring a high-quality USB connection for seamless integration with Microsoft Teams and other major UC platforms. This headset combines a single-ear, over-the-head design with a noise-cancelling electret condenser microphone and a dynamic speaker, offering reliable audio performance for calls and conferencing. The closed-ear leatherette cushion enhances comfort and passive noise isolation, making it suitable for extended use in busy office environments.
With plug-and-play USB-A connectivity, the device supports digital audio transmission and operates across a frequency response of 150 Hz – 7 kHz (microphone) & 150 Hz – 7 kHz (speaker), ensuring clear voice reproduction for both input and output. The Jabra Evolve 20 SE Mono MS is ideal for use in boardrooms, small to medium meeting spaces, open offices, and dedicated UC deployments, providing intuitive in-line call control for answer/end, mute, and volume adjustment. Its lightweight, desktop-class form factor and compatibility with modern conferencing software make it a top choice for enterprise communication needs.
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 4993-823-309 |  26599-999-999 |  7099-823-309 |  26599-999-888 |  6599-823-499 | |
|---|---|---|---|---|---|
| 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 | Boom / Condenser | Condenser |
| Speaker Type | N/A | Active | N/A | Active | N/A |
| Form Factor | Desktop | Portable | Portable | Portable | Portable |
| Use Case | Unified Communications / Conference Room / Meeting Space / Office | Conference Room / Unified Communications / Meeting Space / Remote Work | Unified Communications / Conference Room / Office / Call Center | Unified Communications / Conference Room / Office / Call Center / Remote Work | Unified Communications |
| Channel Configuration | Mono | Stereo | Stereo | Stereo | Stereo |
| Connectivity | USB | USB / Bluetooth | USB / Bluetooth | Bluetooth / USB | USB / Bluetooth |
| Input Types | USB | USB / Bluetooth / N/A | USB / Bluetooth | Microphone / USB | USB / Bluetooth |
| Output Types | USB | USB / Bluetooth / 3.5mm | USB / Bluetooth | 3.5mm / USB | USB / Bluetooth |
| Power Output (if applicable) | N/A | N/A | N/A | N/A | N/A |
| Power Source | USB-Powered | Battery / USB-Powered | Battery / USB-Powered | Battery / USB-Powered | USB-Powered / Battery |
| Frequency Response | 150 Hz – 7 kHz | 20 Hz – 20 kHz | 20 Hz – 20 kHz | 20 Hz – 20 kHz (Speaker), 100 Hz – 8 kHz (Microphone) | 20 Hz – 20 kHz |
| Signal Processing | DSP / Noise Suppression | DSP / AEC / Noise Suppression | DSP / Noise Suppression / AEC | DSP / Noise Suppression | DSP / Noise Suppression |
| Audio Codecs Supported | N/A | SBC / AAC | SBC | SBC / AAC | SBC |
| Mounting Option | Desktop | Desktop / N/A | N/A | Desktop | Desktop |
| Control Interface | Physical Buttons | Physical Buttons / App | Physical Buttons | Physical Buttons | Physical Buttons |
| Wireless Support | No | Bluetooth | Bluetooth | Bluetooth | Bluetooth |
| Product Name | Jabra Evolve 20 SE Mono MS Leatherette | Jabra Evolve2 65 Link380a MS Stereo Black | Jabra Evolve 75e (7099-823-309) - Neckband UC Headset | Jabra Evolve2 65 MS Stereo Wireless Headset (26599-999-888) | Evolve 65 UC Stereo |
| Height | 2.17 | 7.32 | 0.67 | 6.3 | 6.5 |
| Width | 7.21 | 6.42 | 6.85 | 7.11 | 7.1 |
| Depth | 6.46 | 2.68 | 7.05 | 2.59 | 2.1 |
| Weight | 0.22 | 0.42 | 0.095 | 0.41 | 0.33 |
Clear stereo performance with strong USB stability.
Comfortable ear cushions for long meetings.
Reliable Teams integration and balanced sound.
Durable build supporting corporate rollouts.
Consistent microphone clarity across platforms.
Professional headset suited for enterprise environments.
Excellent daily communication solution for teams.
The Jabra Evolve 20 SE Mono MS Leatherettes is a professional USB headset optimized for Microsoft Teams and unified communications, providing crystal-clear audio and passive noise cancellation for single-ear call handling.
Simply plug the integrated USB-A connector into any Windows or Mac USB port for instant, driver-free setup with full call-control functionality.
Yes, the Jabra Evolve 20 SE Mono MS Leatherettes carries Microsoft Teams certification and features a dedicated Teams button for one-touch call control.
Ultra-soft leatherette ear cushions create an acoustic seal that passively blocks up to 82% of ambient noise, ensuring focused conversations without active noise-cancellation hardware.