United States
| Name: |
2309-825-109 |
| Description: | Biz 2300 QD Duo Siemens - Headset - Head-band - Office/Call center - Black - Binaural - 1.075 m |
| Rating: |
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Added to cart 33 times recently |
| Availability: |
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3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
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Fast Response: Get your custom quote within 5-10 minutes during business hours (Mon-Fri, 6:00 AM – 6:00 PM PST)
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Same-day Shipping
Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.
Free Ground Shipping Available
Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
2309-825-109 Overview
2309-825-109-Biz 2300 QD Duo Siemens - Headset - Head-band - Office/Call center - Black - Binaural - 1.075 m is a professional-grade wired binaural headset designed specifically for use in high-performance office and call center environments. Featuring a comfortable headband form factor and dual earpieces, this headset delivers stereo audio output for clear conversations and superior noise isolation, making it ideal for Unified Communications (UC), call handling, and conferencing workflows where productivity and clarity are essential.
This model connects via Quick Disconnect (QD) interface for reliable plug-and-play connectivity with Siemens telephony systems and select compatible desk phones. The Biz 2300 QD Duo integrates a noise-canceling condenser microphone optimized for voice communications, supports a frequency response of 100 Hz – 10 kHz for wideband audio, and leverages digital signal processing (DSP) for acoustic protection and enhanced call clarity. Its robust build, lightweight design, and 1.075 m cable make it suited for day-long professional use in boardrooms and call center deployments requiring consistent, high-quality voice transmission.
What is the price of 2309-825-109?
Pricing for 2309-825-109 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 2309-825-109.
Explore more options from Audio Equipment or explore other Jabra products.
2309-825-109 Specifications
| Product Type | Headset |
| Audio Device Type | Headset |
| Microphone Type | Condenser |
| Speaker Type | N/A |
| Form Factor | Head-band |
| Use Case | Office / Call Center / Unified Communications |
| Channel Configuration | Stereo |
| Connectivity | Quick Disconnect (QD) |
| Input Types | N/A |
| Output Types | Quick Disconnect (QD) |
| Power Output (if Applicable) | N/A |
| Power Source | N/A |
| Frequency Response | 100 Hz – 10 kHz |
| Signal Processing | DSP / Acoustic Shock Protection / Noise Cancellation |
| Audio Codecs Supported | N/A |
| Mounting Option | N/A |
| Control Interface | Physical Buttons |
| Wireless Support | No |
| Product Name | 2309-825-109-Biz 2300 QD Duo Siemens - Headset - Head-band - Office/Call center - Black - Binaural - 1.075 m |
| Height | 7.2 |
| Width | 6.1 |
| Depth | 2.0 |
| Weight | 0.12 |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Audio Codecs Supported | N/A | SBC / AAC | SBC / AAC | N/A | N/A |
| Audio Device Type | Headset | Headset | Headset | Headset | Headset |
| Channel Configuration | 7.1 | Stereo | Stereo | Mono | Stereo |
| Connectivity | 3.5mm / USB | USB / Bluetooth | USB / Bluetooth | USB | Quick Disconnect (QD) |
| Control Interface | Physical Buttons | Physical Buttons / App | Physical Buttons / Software | Physical Buttons | Physical Buttons |
| Depth | 7.2 | 2.68 | 2.36 | 2.36 | 2.0 |
| Form Factor | Portable | Portable | Portable | Desktop | Head-band |
| Frequency Response | 20 Hz – 20 kHz | 20 Hz – 20 kHz | 20 Hz – 20 kHz (music); 100 Hz – 8 kHz (calls) | 150 Hz – 7 kHz (Mic), 20 Hz – 20 kHz (Speaker) | 100 Hz – 10 kHz |
| Height | 6.8 | 7.32 | 7.87 | 6.3 | 7.2 |
| Input Types | 3.5mm / USB | USB / Bluetooth / N/A | USB / Bluetooth | USB | N/A |
| Microphone Type | Condenser | Condenser | Condenser | Condenser | Condenser |
| Mounting Option | N/A | Desktop / N/A | Desktop | N/A | N/A |
| Output Types | 3.5mm / USB | USB / Bluetooth / 3.5mm | USB / Bluetooth | USB | Quick Disconnect (QD) |
| Power Output (if applicable) | N/A | N/A | N/A | N/A | N/A |
| Power Source | USB-Powered | Battery / USB-Powered | Battery / USB-Powered | USB-Powered | N/A |
| Product Name | 981-000668-G G433 7.1 Wired Gaming Headset | Jabra Evolve2 65 Link380a MS Stereo Black | Jabra Evolve2 65 Link380A UC Stereo Stand Black | Jabra Evolve 20 UC Mono (4993-829-209) | 2309-825-109-Biz 2300 QD Duo Siemens - Headset - Head-band - Office/Call center - Black - Binaural - 1.075 m |
| Product Type | Audio Equipment | Audio Equipment | Audio Equipment | Audio Equipment | Headset |
| Signal Processing | DSP / Noise Suppression | DSP / AEC / Noise Suppression | DSP / AEC / Noise Suppression | DSP | DSP / Acoustic Shock Protection / Noise Cancellation |
| Speaker Type | N/A | Active | Active | N/A | N/A |
| Use Case | Streaming / Unified Communications / Home Audio | Conference Room / Unified Communications / Meeting Space / Remote Work | Unified Communications | Unified Communications | Office / Call Center / Unified Communications |
| Weight | 0.59 | 0.42 | 0.42 | 0.22 | 0.12 |
| Width | 3.2 | 6.42 | 6.89 | 6.89 | 6.1 |
| Wireless Support | No | Bluetooth | Bluetooth | No | No |
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