Detailed comparison and review of Jabra BIZ 2400 Duo and Poly EncorePro 320. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
DESIGN AND DIMENSIONS | Jabra BIZ 2400 Duo | Poly EncorePro 320 |
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Product Type | Headset - wired | Headset - wired - USB-C | |
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Series | - | EncorePro 300 series | |
Height | - | 6.7 cm | |
Width | - | 11.1 cm | |
Depth | - | 14.9 cm | |
Weight | - | 74 g | |
Colour | - | Black | |
Body Material | KEVLAR, surgical steel | - | |
Earpad Material | - | Artificial leather | |
Recommended Use | - | Computer |
SOUND QUALITY | Jabra BIZ 2400 Duo | Poly EncorePro 320 |
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Headphones Form Factor | On-ear | On-ear | |
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Headphones Technology | Dynamic | - | |
Connectivity Technology | Wired | Wired | |
Noise Isolating | Yes | - | Jabra BIZ 2400 Duo are equipped with a noise isolating function. |
Sound Output Mode | Stereo | Stereo | |
Frequency Response | 300 - 3400 Hz | 20 - 10000 Hz | Poly EncorePro 320 offer a larger frequency range than Jabra BIZ 2400 Duo. |
Impedance | - | 32 Ohm | |
Diaphragm | - | 5.6 mm | |
Magnet Material | Neodymium | - | |
Features | - | SoundGuard DIGITAL Technology | |
In-Cord Volume Control | - | Yes |
MICROPHONE | Jabra BIZ 2400 Duo | Poly EncorePro 320 |
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Type | Boom | Boom | |
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Microphone Operation Mode | Omni-directional | Omni-directional | |
Noise Cancelling | - | Yes | Poly EncorePro 320 microphone can cancel out ambient noise. |
Noise Cancelling Technology | - | Passive noise cancellation (PNC) | |
Frequency Response | - | 35 - 21000 Hz | |
Sensitivity | - | 40 dB | |
Sensitivity Margin | - | +/- 3dB | |
Signal-To-Noise Ratio | - | 53 dB |
REMOTE CONTROL | Jabra BIZ 2400 Duo | Poly EncorePro 320 |
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Controls | - | Mute, volume, answer/end |
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CABLE | Jabra BIZ 2400 Duo | Poly EncorePro 320 |
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Cable Type | Headset cable | Headset cable - 2.19 m | |
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Cable Length | - | 2.19 m |
FEATURES | Jabra BIZ 2400 Duo | Poly EncorePro 320 |
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Features | - | Boom mic length 135mm, 290° rotatable microphone |
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CONNECTIONS | Jabra BIZ 2400 Duo | Poly EncorePro 320 |
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Connector Type | Headset | USB (USB Type-A) |
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OTHERS | Jabra BIZ 2400 Duo | Poly EncorePro 320 |
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Compatibility | - | Mac, Windows | |
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Software Certification | - | Certified for Microsoft Teams | |
Supported Host Device OS | - | macOS, Windows | |
Compliant Standards | EN 60950, UL 60950, AS/NZS 3260, IEC 60950-1 | - | |
TAA Compliant | - | Yes | |
Service & Support | Limited warranty - 3 years | - |