$5,000,000+
Inventory Delivered By
B
Blake Harmon
5
Excellent stereo clarity and sturdy construction.
2309-820-104
Biz 2300 Duo - Headset - Head-band - Office/Call center - Bl...
Shipping to 
United States
United States United StatesName:
Added to cart 28 times recently
In stock - Ready to Ship
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
2309-820-104
Biz 2300 Duo - Headset - Head-band - Office/Call center - Bl...
TRUSTED, TRIED, PROVEN
Inventory Delivered By
& Verified By
Solutions Powered By
2309-820-104-Biz 2300 Duo - Headset - Head-band - Office/Call center - Black - Binaural - 1.075 m is a professional-grade, binaural wired headset designed for high-quality communications in office and call center environments. This headset features dual speakers for stereo output and an integrated noise-canceling microphone, making it ideal for clear voice transmission and guaranteed comfort during long wear. The 2300 Duo connects via a standard 3.5mm or Quick Disconnect (QD) plug, depending on the specific model configuration, offering broad compatibility with desk phones, softphones, and unified communications systems.
It supports a frequency response of 150 Hz – 6.8 kHz for optimized voice clarity and speech intelligibility. The device is equipped with mechanisms for noise suppression and acoustic shock protection, ensuring safe and crystal-clear audio performance in busy workspaces. Commonly used in offices, call centers, and unified communications deployments, the 2309-820-104-Biz 2300 Duo is optimized for reliability, productivity, and ease of integration with major AV and telephony systems.
2309-820-104 price is is available on request. Get immediate quote.
Request bulk order quote for 2309-820-104 for additional pricing. Browse the full Headsets series or explore all Jabra products.
To get the detailed certification, please go to the Compliance Center.
 2309-820-104 |  26599-889-899 |  1553-0159 |  7899-829-209 |  26599-989-889 | |
|---|---|---|---|---|---|
| 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 | Condenser | Condenser |
| Speaker Type | N/A | Active | N/A | Active | Active |
| Form Factor | Desktop | Portable | Desktop | Portable | Portable |
| Use Case | Unified Communications / Conference Room / Office / Call Center | Unified Communications | Unified Communications / Conference Room / Office / Customer Support | Unified Communications / Conference Room / Meeting Spaces / Streaming | Unified Communications / Conference Room / Streaming |
| Channel Configuration | Stereo | Mono | Mono | Stereo | Stereo |
| Connectivity | Quick Disconnect (QD) / 3.5mm | USB-C / Bluetooth | USB | USB / 3.5mm | USB-C / Bluetooth |
| Input Types | 3.5mm / Quick Disconnect (QD) | USB / Bluetooth | USB | USB / 3.5mm | USB / Bluetooth |
| Output Types | 3.5mm / Quick Disconnect (QD) | Speaker / USB | USB | 3.5mm | USB / Bluetooth |
| Power Output (if applicable) | N/A | N/A | N/A | N/A | N/A |
| Power Source | N/A | Battery / USB-Powered | USB-Powered | USB-Powered | USB-Powered / Battery |
| Frequency Response | 150 Hz – 6.8 kHz | 20 Hz – 20 kHz (music), 100 Hz – 8 kHz (speak) | 20 Hz – 6.8 kHz (Speaker), 20 Hz – 4.5 kHz (Microphone) | 20 Hz – 20 kHz | 20 Hz – 20 kHz |
| Signal Processing | Noise Suppression / Acoustic Shock Protection | DSP / AEC / Noise Suppression | DSP / Noise Suppression | DSP / ANC | DSP / AEC / Noise Suppression |
| Audio Codecs Supported | N/A | SBC / AAC | N/A | N/A | SBC / AAC |
| Mounting Option | N/A | Desktop | N/A | Desktop | Desktop |
| Control Interface | Physical Buttons | Physical Buttons | Physical Buttons | Physical Buttons | Physical Buttons / App |
| Wireless Support | No | Bluetooth | No | No | Bluetooth |
| Product Name | 2309-820-104-Biz 2300 Duo - Headset - Head-band - Office/Call center - Black - Binaural - 1.075 m | Jabra Evolve2 65 Link380c UC Mono Black | Jabra BIZ 1500 Mono USB | Jabra Evolve 80 UC Stereo (7899-829-209) | Jabra Evolve2 65 Link380c UC Stereo (Stand) Black (26599-989-889) |
| Height | 6.93 | 6.38 | 6.6 | 8.1 | 7.1 |
| Width | 5.98 | 7.08 | 5.7 | 7.8 | 6.4 |
| Depth | 1.89 | 2.44 | 2.0 | 2.2 | 2.7 |
| Weight | 0.12 | 0.34 | 0.15 | 0.77 | 0.41 |
Excellent stereo clarity and sturdy construction.
Handles high call volumes without distortion.
Comfortable dual-ear design for long shifts.
Reliable audio quality in busy environments.
Durable cable and strong microphone performance.
Trusted headset for professional contact centers.
The Biz 2300 Duo (SKU: 2309-820-104) is a binaural, head-band style office and call-center headset in black, featuring a 1.075 m cable and noise-canceling microphone for crystal-clear communication.
The Biz 2300 Duo is compatible with all desk phones and softphones that support 3.5 mm jack or QD (quick-disconnect) interfaces; adapters are available for major VoIP systems.
The headset features a 1.075 m cable to ensure ample reach for desk-based workstations and call-center environments.
Yes. The Biz 2300 Duo’s built-in noise-canceling microphone filters out background noise for clearer voice transmission.