Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Featured Deal
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:
2 In stock - Ready to Ship
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
6393-829-209
Jabra Evolve 40 UC mono - Headset (6393-829-209)
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Built Global. Stocked Local.
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Buyer Protection on Every Order
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Verified By Federal Bodies
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.

Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
6393-829-209-Jabra Evolve 40 UC mono - Headset (6393-829-209) is a professional-grade, mono on-ear headset engineered for unified communications and office environments. This headset features an integrated wideband noise-canceling condenser microphone and a single high-quality speaker designed for clear and focused audio during calls. Its audio output configuration is mono, ensuring effective voice clarity and user comfort for extended use in open office spaces.
The headset supports both USB and 3.5mm connectivity, offering seamless integration with PCs, softphones, tablets, and smartphones. Its frequency response extends from 150 Hz to 7 kHz for telephony and up to 20 Hz to 20 kHz for media playback, delivering natural-sounding voice transmission and audio. The Jabra Evolve 40 UC mono headset incorporates built-in DSP and acoustic echo cancellation (AEC) to suppress background noise and enhance voice quality. It is fully compatible with unified communications (UC) platforms, making it ideal for business meetings, conference calls, remote collaboration, and professional UC deployments.
6393-829-209 price is is available on request. Get immediate quote.
Request bulk order quote for 6393-829-209 for additional pricing. Browse the full Headsets series or explore all Jabra products.
Mon–Fri: [09:00-16:00]
Avg. response under 30 mins
| Product Type | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment |
| Audio Device Type | Headset | Headset | Headset | Headset | Headset |
| Microphone Type | Condenser | Boom / Noise-Cancelling / N/A | Condenser | Condenser | Condenser |
| Form Factor | Portable | Portable | Portable | Headband | Portable |
| Use Case | Unified Communications | Conference Room / Unified Communications / Office / Call Center | Conference Room / Unified Communications / Call Center / Streaming | Unified Communications / Conference Room / Call Center | Unified Communications / Conference Room / Contact Center / Office |
| Channel Configuration | Mono | Stereo | Stereo | Mono | Mono |
| Connectivity | USB / 3.5mm | USB / RJ-9 / DECT Wireless | Bluetooth / USB | QD (Quick Disconnect) | 3.5mm / Quick Disconnect (QD) |
| Frequency Response | 20 Hz – 20 kHz (media), 150 Hz – 7 kHz (telephony) | 40 Hz – 16 kHz (Speaker), 100 Hz – 7 kHz (Microphone) | 20 Hz – 20 kHz (Speaker); 100 Hz – 8 kHz (Microphone) | 100 Hz – 10 kHz | 80 Hz – 16 kHz |
| Signal Processing | DSP / AEC | DSP / Noise Suppression | DSP / AEC / Noise Suppression | Noise Suppression | DSP / Noise Suppression |
| Control Interface | Physical Buttons | Physical Buttons | Physical Buttons | Physical Buttons | Physical Buttons |
| Wireless Support | No | DECT | Bluetooth | No | No |
| Product Name | Jabra Evolve 40 UC mono - Headset (6393-829-209) | Jabra Engage 65 Stereo - Headset (9559-553-111) | Jabra Evolve2 85 MS Stereo Headset (Beige, 28599-999-998) | Jabra Biz 2300 QD Mono | Jabra BIZ 2400 II Mono 3-1 NC WB Balance |
| Height | 8.3 inches | 7.32 | 2.52 | 7.1 | 7.1 |
| Width | 7.1 inches | 6.38 | 7.68 | 5.6 | 5.5 |
| Depth | 2.1 inches | 2.62 | 8.58 | 2.0 | 2.3 |
| Weight | 0.32 lbs | 0.18 | 0.68 | 0.10 | 0.13 |
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.
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.
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.
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.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reliable mono headset. The busy light is great for signaling availability to coworkers. Clear UC audio.
Comfortable for all-day use. Perfect for staff who need to stay aware of the office environment.
Durable and clear. The Evolve 40 UC mono is a dependable choice for professional voice communication.
Great plug-and-play experience. The microphone filters out background noise exceptionally well. Very professional.
Solid build quality. A lightweight and reliable monaural headset that works perfectly with our UC setup.
The Jabra Evolve 40 UC Mono is a professional wired headset with a single-ear design and integrated UC certification, optimized for clear voice calls and unified communication platforms.
The Jabra Evolve 40 UC Mono works via USB-A or 3.5-mm jack on Windows, macOS, Chrome OS, and any device supporting standard audio connectivity.
Simply plug the USB-A connector into your PC or use the 3.5 mm jack for mobile devices—no drivers required for instant plug-and-play operation.
Yes, it features a noise-canceling microphone and passive earcup design to reduce background noise and enhance voice clarity.
Yes, the inline controller lets you answer/end calls, mute the microphone, and adjust volume without touching your device.
The UC Mono version is certified for Microsoft Skype for Business; a separate MS Teams edition with dedicated Teams button is available.
This model uses a single-ear (mono) over-the-head design that leaves one ear free for ambient awareness.
It features a padded leatherette earcup and adjustable headband for all-day comfort during long calls or remote work.
The microphone supports wideband audio up to 6,800 Hz for natural speech reproduction and professional call quality.
No, the mono version is optimized for voice calls; for stereo music playback, consider the Jabra Evolve 40 UC Stereo model.
The headset includes a 1.5 m (4.9 ft) USB cable and a 1.2 m (3.9 ft) 3.5 mm cable for flexible desk and mobile use.
Yes, use the 3.5 mm audio jack to connect directly to smartphones and tablets for on-the-go calls.
It is Microsoft Skype for Business certified and compatible with most major UC platforms, ensuring seamless integration.
Built with a robust stainless steel headband and reinforced cables, the Evolve 40 UC Mono is designed for everyday professional use.
Use the free Jabra Direct application to install firmware updates, manage settings, and check device status quickly.
The headset includes a two‐year manufacturer warranty covering defects in materials and workmanship.