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2303-820-104
Biz 2300 QD Mono - Headset - Head-band - Office/Call center...
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2303-820-104-Biz 2300 QD Mono - Headset - Head-band - Office/Call center - Black - Monaural - 1.075 m is a professional-grade monaural headset designed for high-performance audio in demanding office and call center environments. This headset features a single-ear (mono) speaker configuration paired with a noise-cancelling microphone, offering clear, intelligible communication even in noisy workspaces. Its headband form factor ensures comfort during extended use, making it a reliable choice for agents and professionals handling calls throughout the day.
With its Quick Disconnect (QD) connectivity, the 2303-820-104-Biz 2300 QD Mono headset seamlessly integrates with compatible desk phones and unified communications systems, supporting a typical cable length of 1.075 meters for freedom of movement. The frequency response is tailored for voice frequencies, ensuring crisp, natural conversations, while passive noise suppression increases focus. This headset is commonly deployed in office cubicles, open-plan workspaces, and dedicated call centers, and is compatible with a range of business telephone systems and AV conferencing solutions.
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| 2303-820-104 |  7899-829-209 |  5393-823-309 |  26599-899-989 |  2496-829-309 | |
|---|---|---|---|---|---|
| Product Type | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment |
| Audio Device Type | Headset | Headset | Headset | Headset | Headset |
| Microphone Type | Condenser | Condenser | Dynamic | MEMS | Condenser |
| Form Factor | Headband | Portable | Desktop | Portable | Desktop |
| Use Case | Unified Communications / Conference Room / Call Center | Unified Communications / Conference Room / Meeting Spaces / Streaming | Unified Communications / Conference Room / Meeting Space | Unified Communications | Unified Communications / Conference Room / Call Center |
| Channel Configuration | Mono | Stereo | Mono | Mono | Mono |
| Connectivity | QD (Quick Disconnect) | USB / 3.5mm | USB | USB / Bluetooth | USB |
| Output Types | QD (Quick Disconnect) | 3.5mm | USB | Speaker Terminal | USB |
| Frequency Response | 100 Hz – 10 kHz | 20 Hz – 20 kHz | 150 Hz – 7 kHz (Calls), 40 Hz – 18 kHz (Music) | 20 Hz – 20 kHz (Speaker), 100 Hz – 8 kHz (Microphone) | 80 Hz – 16 kHz (Speaker) / 100 Hz – 10 kHz (Microphone) |
| Signal Processing | Noise Suppression | DSP / ANC | DSP / Noise Suppression | DSP / AEC / Noise Suppression | DSP / Noise Suppression |
| Control Interface | Physical Buttons | Physical Buttons | Physical Buttons | Physical Buttons | Physical Buttons |
| Wireless Support | No | No | No | Bluetooth | No |
| Product Name | Jabra Biz 2300 QD Mono | Jabra Evolve 80 UC Stereo (7899-829-209) | Jabra EVOLVE 30 II MS Mono (5393-823-309) | Jabra Evolve2 65 Link380a MS Mono Stand Black | Jabra BIZ 2400 II Mono USB 3-1 NC CC UC |
| Height | 7.1 | 8.1 | 6.77 | 6.38 | 8.26 |
| Width | 5.6 | 7.8 | 5.94 | 7.68 | 6.69 |
| Depth | 2.0 | 2.2 | 2.32 | 2.68 | 2.0 |
| Weight | 0.10 | 0.77 | 0.22 | 0.35 | 0.11 |
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.
QD mono headset offering consistent wideband audio performance.
Reliable microphone clarity in busy support environments.
Comfortable design for extended daily calls.
Strong durability and predictable enterprise reliability.
Excellent voice transmission across desk phone systems.
The Biz 2300 QD Mono is a single‐ear (monaural), head-band professional headset designed for office and call-center environments.
It uses a Quick Disconnect (QD) interface with a 1.075 m detachable cable for fast swapping between QD-compatible phone systems and adapters.
Yes. It incorporates a built-in noise-canceling microphone that reduces background noise for clearer voice transmission.
The detachable QD cable measures 1.075 m, offering generous reach while keeping your workspace tidy.
Absolutely. It features a padded, adjustable stainless-steel headband and a soft foam ear cushion for all-day comfort.
Yes. The foam ear cushion is user-replaceable, ensuring hygiene and sustained comfort over long-term use.
It works with any desk phone, amplifier or adapter that supports Plantronics-style QD connectors, including most major PBX systems.
Constructed with high-grade plastic and reinforced stainless-steel, it is engineered to withstand rigorous daily use in professional settings.
The headset weighs approximately 45 grams (excluding cable), offering a lightweight feel that reduces user fatigue.
Yes. Its noise-canceling microphone and single-ear design ensure clear communication even in busy, noisy workplaces.
Wipe the headband and ear cushion with a soft cloth dampened in mild soap solution, then air-dry before reuse.
It is backed by a two-year manufacturer’s warranty covering defects in materials and workmanship.
Simply snap the QD connector into your phone’s QD-capable port and adjust the headband for a secure, comfortable fit.
Yes. When paired with a compatible QD-to-USB audio adapter, it works seamlessly with soft-phones and UC applications.
Its lightweight, noise-canceling mic, quick-disconnect feature and adjustable headband deliver superior comfort, clarity and efficiency for long shifts.
United States
