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Jabra BIZ 2300 USB UC Duo Wired Stereo Contact Centre Headset, USB-A, Noise-Cancelling Microphone, 2.35 m Cord

Brand:
Jabra
Jabra BIZ 2300 USB UC Duo Headset on-ear 2399-829-109
Jabra BIZ 2300 USB UC Duo Wired Stereo Contact Centre Headset, USB-A, Noise-Cancelling Microphone, 2.35 m Cord
€164.53 inc. VAT
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2399-829-109
€138.26 €153.62
€164.53 inc. VAT
Ships from EU stock: 150 item(s)
Product Code
Q711005
EAN Code
5706991016505
Manufacturer
Jabra

Quick Specs

Type
Wired stereo (Duo) headset
Connectors/Interface
USB-A, in-line controller
Key spec
Noise-cancelling mic · 2.35 m cord
Compatibility
PC/Mac softphones (UC)
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Jabra BIZ 2300 USB UC Duo — Built for the Contact Centre

Wired USB-ADuo (stereo)Noise-cancelling micBreak-proof boom

The Jabra BIZ 2300 USB UC Duo is a wired two-ear headset with a USB-A plug and in-line call controller, designed for contact-centre agents and heavy phone users who wear a headset for an entire shift. Its noise-cancelling, breath-resistant boom microphone keeps the agent's voice clear even on a crowded floor.

There is no battery to charge or radio to pair: plug it into a USB-A port and it works with your PC or Mac softphone. This is the UC version, optimised for leading UC platforms; Jabra sells a separate MS version for Microsoft Teams and USB-C and QD (desk-phone) versions of the same headset.

Before you order: USB-A plug for computers only. For a laptop with only USB-C ports you need a USB-C to USB-A adapter, or order the USB-C version of the BIZ 2300 instead; for desk phones the QD version is the right one.

What's in the Box

  • Jabra BIZ 2300 Duo headset with USB-A cord and in-line controller
  • Quick start guide
  • Warranty card
  • Warning card

What It Means in Practice

  • Two ear cushions block more of the room than a mono headset, which helps on loud contact-centre floors.
  • The in-line controller gives volume, mute, answer/end/reject and hold/resume without reaching for the mouse.
  • The 360° rotating boom can be worn on either side, and Jabra builds it to be break-proof.
  • No battery means no downtime: the headset is ready the moment the shift starts and never needs charging.
  • The 2.35 m cord gives room to lean back or reach a drawer without unplugging.

What Will Not Work

  • No wireless: you cannot walk away from the desk with it.
  • No 3.5 mm plug for mobile phones and no QD connector for desk phones.
  • Not Microsoft Teams certified: the Teams-certified model is the BIZ 2300 USB MS Duo.
  • No active noise cancellation in the earcups; the noise cancelling is on the microphone.

Key Features

 
Noise-cancelling microphone
Uni-directional, breath-resistant boom mic (101 Hz – 10 kHz) filters background noise around the agent.
 
Wideband voice
Speakers deliver 150 Hz – 6.8 kHz for calls and 70 Hz – 16 kHz for music and media.
 
Built to last
Break-proof boom, reinforced cord and foam plus leatherette cushions for daily contact-centre use.
 
Hearing protection
PeakStop and compliance with Noise at Work and G616 protect against sudden loud sounds.

Technical Specifications

Identification
Part Number 2399-829-109
Brand Jabra
Model BIZ 2300 Duo, USB, UC
Connectivity
Connection Wired USB-A
Cord length 235 cm
Controller In-line: volume, mute, answer/end/reject, hold/resume
Wireless No
Audio
Speakers 28 mm, 32 Ω, 93 dB ±3
Voice bandwidth 150 Hz – 6.8 kHz (wideband)
Music bandwidth 70 Hz – 16 kHz
Microphone Uni-directional, noise-cancelling, breath-resistant
Microphone bandwidth 101 Hz – 10 kHz
Hearing protection PeakStop, Noise at Work, G616
Physical
Wearing style Duo (two-ear), on-ear headband
Boom 360° rotating, break-proof
Ear cushions Foam and leatherette
Weight 115 g with cord, 65 g without
Compatibility
Devices PC and Mac softphones via USB-A
Software Jabra Direct, Jabra Xpress
Platforms Optimised for leading UC platforms
Warranty
Warranty 1-Year Warranty (Singular)
Manufacturer Term 2-year manufacturer warranty (Jabra) — claims handled through Singular

Frequently Asked Questions

Is this the version for Microsoft Teams?
No. This is the UC version. It works in Teams as a standard USB headset, but Jabra's Teams-certified model is the BIZ 2300 USB MS Duo.
Can I connect it to an IP desk phone?
Only if the phone has a USB headset port that supports it. For the standard headset jack on desk phones, Jabra makes the QD version with a separate cable.
Will it work on a USB-C laptop?
Yes with a USB-C to USB-A adapter. If all your machines are USB-C, the USB-C version of the BIZ 2300 avoids the adapter.
Singular Expert Insight · Buyer's Guide
Wired USB headsets are still the most reliable choice for contact centres: no batteries, no pairing, no radio interference, and a cord that survives years of daily use. The Duo version suits agents in loud rooms; mono models are better when they must also hear colleagues. Browse our office and VoIP headsets for wireless alternatives.
✓ Buy it if you equip contact-centre agents or heavy phone users at fixed desks with USB-A PCs.
✕ Skip it if you need wireless freedom, Teams certification or a desk-phone connection.
→ Also consider the Poly EncorePro 320 USB-C if your PCs have USB-C ports.
Not sure it fits your setup? Send us the model of your rack, switch or device and we will check compatibility before you order.

Features - Jabra - 2399-829-109

More Details
Product Code
Q711005
EAN Code
5706991016505
Manufacturer
Jabra
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