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Name:
2389-820-109
- Description:
- BIZ 2300 DUO NC WB QD
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If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
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Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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Covered for any early faults.
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Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
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2389-820-109 Overview
2389-820-109-BIZ 2300 DUO NC WB QD is a professional-grade binaural headset designed for unified communications and business conferencing environments. This device features a dual-ear, on-ear headphone configuration paired with a high-performance noise-cancelling condenser microphone, ensuring crystal-clear audio capture and playback. Supporting standard Quick Disconnect (QD) and wideband (WB) capability, it allows seamless integration with various desk phones and softphone applications via QD-compatible cables or adapters. The headset is engineered to deliver natural-sounding voice audio through an optimized frequency response range of 150 Hz – 6.8 kHz, ideal for clear speech intelligibility during calls and conferences.
With plug-and-play compatibility, the 2389-820-109-BIZ 2300 DUO NC WB QD is suited for deployment in boardrooms, open offices, call centers, and remote meeting spaces. The device’s wideband audio and advanced digital signal processing (DSP), including acoustic echo cancellation (AEC) and background noise suppression, ensure superior communication quality even in noisy environments. Its robust, lightweight design offers comfort for extended use, making it ideal for unified communications, contact centers, large-scale collaboration systems, and enterprise UC deployments that demand reliable, consistent audio performance.
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Explore more options from Audio Equipment or explore other Jabra products.
2389-820-109 Specifications
| Product Type | Audio Equipment |
| Audio Device Type | Headset |
| Microphone Type | Condenser |
| Speaker Type | N/A |
| Form Factor | On-Ear / Headband |
| Use Case | Unified Communications / Conference Room / Call Center / Office |
| Channel Configuration | Stereo |
| Connectivity | Quick Disconnect (QD) |
| Input Types | Quick Disconnect (QD) |
| Output Types | Quick Disconnect (QD) |
| Power Output (if Applicable) | N/A |
| Power Source | N/A |
| Frequency Response | 150 Hz – 6.8 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 BIZ 2300 DUO NC WB QD (2389-820-109) |
| Height | 6.8 |
| Width | 7.0 |
| Depth | 2.0 |
| Weight | 2.6 |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Audio Codecs Supported | SBC | N/A | N/A | N/A | N/A |
| Audio Device Type | Headset | Headset | Headset | Headset | Headset |
| Channel Configuration | Stereo | Mono | Stereo | Mono | Stereo |
| Connectivity | USB / Bluetooth | USB | QD (Quick Disconnect) | Quick Disconnect (QD) | Quick Disconnect (QD) |
| Control Interface | Physical Buttons | Physical Buttons | Physical Buttons | Physical Buttons | Physical Buttons |
| Depth | 2.32 | 2.36 | N/A | 2.20 | 2.0 |
| Form Factor | Portable | Desktop | Desktop | Desktop | On-Ear / Headband |
| Frequency Response | 20 Hz – 20 kHz (music), 150 Hz – 6.8 kHz (calls) | 150 Hz – 7 kHz (Mic), 20 Hz – 20 kHz (Speaker) | 150 Hz – 6.8 kHz | 150 Hz – 6.8 kHz | 150 Hz – 6.8 kHz |
| Height | 6.89 | 6.3 | N/A | 6.73 | 6.8 |
| Input Types | USB / Bluetooth | USB | QD | N/A | Quick Disconnect (QD) |
| Microphone Type | Condenser | Condenser | Condenser | Condenser | Condenser |
| Mounting Option | N/A | N/A | N/A | N/A | N/A |
| Output Types | 3.5mm / Bluetooth | USB | QD | Quick Disconnect (QD) | Quick Disconnect (QD) |
| Power Output (if applicable) | N/A | N/A | N/A | N/A | N/A |
| Power Source | Battery / USB-Powered | USB-Powered | N/A | N/A | N/A |
| Product Name | Jabra Evolve 75 UC Stereo Headset Head-band Bluetooth Black (7599-838-199) | Jabra Evolve 20 UC Mono (4993-829-209) | 1519-0154-Biz 1500 Duo QD - Headset - Head-band - Office/Call center - Black - Binaural - 0.95 m | Jabra BIZ 2300 Mono QD | Jabra BIZ 2300 DUO NC WB QD (2389-820-109) |
| Product Type | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment |
| Signal Processing | DSP / AEC / Noise Suppression / AGC | DSP | DSP / AEC / Noise Suppression | DSP / AEC / Noise Suppression | DSP / AEC / Noise Suppression |
| Speaker Type | Active | N/A | N/A | N/A | N/A |
| Use Case | Unified Communications | Unified Communications | Unified Communications / Conference Room / Office / Call Center | Unified Communications | Unified Communications / Conference Room / Call Center / Office |
| Weight | 0.42 | 0.22 | N/A | 0.117 | 2.6 |
| Width | 7.09 | 6.89 | N/A | 5.59 | 7.0 |
| Wireless Support | Bluetooth | No | No | No | No |
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Questions & Answers
Q
What is the BIZ 2300 DUO NC WB QD headset?
A
The BIZ 2300 DUO NC WB QD is a professional dual-ear noise-cancelling headset with wideband audio and a quick-disconnect cable, designed for clear, reliable communication in office and call-center environments.
Q
What does NC WB QD stand for in the BIZ 2300 DUO NC WB QD?
A
NC means Noise Cancelling, WB stands for Wideband audio, and QD denotes Quick Disconnect cable, allowing uninterrupted calls and easy headset changes without losing the connection.
Q
How does the noise-cancelling microphone work?
A
The headset’s precision-engineered noise-cancelling microphone uses dual-membrane technology to filter out background noise and ensure your voice remains crystal-clear on every call.
Q
What benefits does wideband audio provide?
A
Wideband audio delivers an extended frequency range (150 Hz–6.8 kHz) for natural, intelligible voice transmission, reducing listener fatigue and improving conversational clarity.
Q
Which devices are compatible with the BIZ 2300 DUO NC WB QD?
A
This headset works with most desk phones and softphones when used with the appropriate Quick Disconnect adapter, including Cisco, Avaya, and Skype for Business systems.
Q
How do I connect the BIZ 2300 DUO NC WB QD to my phone?
A
Attach the QD cable to your headset, connect the matching Quick Disconnect adapter to your phone’s headset port, and adjust the boom arm to align the microphone with your mouth.
Q
Is the BIZ 2300 DUO NC WB QD suitable for call center use?
A
Yes, its durable build, advanced noise-cancelling mic, and superior wideband audio make it ideal for high-volume call-center environments, ensuring consistent voice quality.
Q
How comfortable is the headset for all-day use?
A
Featuring an adjustable headband, lightweight design (under 100 grams), and soft leatherette ear cushions, the headset provides ergonomic comfort during extended shifts.
Q
What is the build quality and durability of this headset?
A
Constructed with reinforced steel and impact-resistant plastics, the BIZ 2300 DUO NC WB QD withstands daily wear and tear, backed by a 2-year manufacturer’s warranty.
Q
How do I clean and maintain the BIZ 2300 DUO NC WB QD?
A
Wipe ear cushions and headband with a damp, lint-free cloth and mild detergent; replace cushions every 6–12 months for hygiene; avoid exposing cables to sharp bends or heat.
Q
Can I replace the ear cushions and foam covers?
A
Yes, replacement ear cushions and foam covers are available from the manufacturer or authorized resellers; simply slide off the old cushion and snap the new one into place.
Q
Does the headset support hot-desking or multiple devices?
A
With its Quick Disconnect design, you can easily swap the headset between compatible devices or docking stations without interrupting your call.
Q
What frequency response does the BIZ 2300 DUO NC WB QD deliver?
A
The headset supports a 150 Hz–6.8 kHz frequency range for wideband audio and a 100 Hz–10 kHz range for noise-cancelling microphone performance.
Q
Is the headset certified for use with unified communications platforms?
A
Yes, the BIZ 2300 DUO NC WB QD is optimized for major UC platforms including Skype for Business and Cisco Jabber when paired with the correct QD adapter.
Q
What warranty and support options are available?
A
This headset includes a 2-year limited warranty covering defects in materials and workmanship, plus access to online support and replacement parts through authorized dealers.
Q
Where can I purchase genuine replacement parts and accessories?
A
Genuine replacement parts and accessories are available through the manufacturer’s website, official distributors, and certified e-commerce retailers to ensure compatibility and quality.
