Jabra BIZ 2300 Duo, USB, MS

The Jabra BIZ 2300 Duo, USB, MS (SKU 2399-823-109) is a lightweight professional headset purpose-built for high-performing contact centres. Its noise-cancelling air-shock microphone helps reduce ambient sound and breathing noise, while the durable design and all-day fit support productive agent calls with less downtime. Choose the QD Duo variant for Quick Disconnect deskphone setups.

A durable, comfortable contact-centre headset designed for clear customer conversations and dependable daily use.

Built to last

The BIZ 2300 is engineered for demanding contact-centre use, helping reduce headset replacements, agent downtime and total ownership cost.

All-day agent comfort

Its lightweight, unobtrusive duo design helps lower fatigue during long calling shifts.

Clear professional sound

Wideband audio and a noise-cancelling microphone support lifelike conversations and clearer customer interactions.

Air-shock microphone

An aerodynamic microphone design with multiple small openings and internal foam helps reduce breathing noise and air shocks.

Purpose-built for contact centres

The USB Microsoft Teams model works with leading softphone and contact-centre environments for straightforward deployment.

SKU

2399-823-109

Form factor

Duo / stereo on-ear corded headset

Connection

USB

Platform

Microsoft Teams

Speaker frequency range

Voice up to 6.8 kHz · music up to 20 kHz

Speaker input power

Up to 30 mW

Microphone

Unidirectional noise-cancelling air-shock microphone

Microphone frequency range

Up to 10 kHz, configuration dependent

Use case

Contact centres and high-volume professional calling

Software

Jabra Direct configuration support

How does the noise-cancelling microphone work on Jabra BIZ 2300?

The microphone distinguishes nearby speech from more distant background sounds, then significantly reduces the unwanted noise. Position the microphone 12–24 mm (one or two finger widths) from your mouth for the clearest result.

How do I adjust the sidetone level in Windows?

Open Windows Control Panel, choose Sound, select the headset on the Playback tab, open Properties and adjust Sidetone under Levels. Increase it if you cannot hear your voice or reduce it if your voice sounds too loud.

How do I set Jabra BIZ 2300 as the default Windows audio device?

Open Windows Sound settings and select the Jabra BIZ 2300 in both the Output and Input device lists.

How do I add a name tag using Jabra Direct?

Open Jabra Direct, select the device, go to Device settings and Product Information, enter the preferred name in the Name tag field and select Apply.

How do I add a speed-dial number using Jabra Direct?

In Jabra Direct, select the headset, open Device settings and Button configuration, enter the speed-dial number, assign it to a supported button action and select Apply.