Side by side comparison and review of Jabra BIZ 2400 Duo and Poly Voyager Focus B825-M. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
DESIGN AND DIMENSIONS | Jabra BIZ 2400 Duo | Poly Voyager Focus B825-M |
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Product Type | Headset - wired | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
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Height | - | 7 cm | |
Width | - | 18.3 cm | |
Depth | - | 16 cm | |
Weight | - | 155 g | |
Colour | - | Black | |
Body Material | KEVLAR, surgical steel | - | |
Recommended Use | - | Portable electronics, computer | |
Bluetooth Range (Operating Distance) | - | 30 m |
SOUND QUALITY | Jabra BIZ 2400 Duo | Poly Voyager Focus B825-M |
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Headphones Form Factor | On-ear | On-ear | |
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Headphones Technology | Dynamic | - | |
Connectivity Technology | Wired | Wireless | |
Wireless Technology | - | Bluetooth | |
Bluetooth Version | - | Bluetooth 4.1 | |
Active Noise Cancelling | - | Yes | Poly Voyager Focus B825-M are equipped with active noice cancellation. |
Active Noise Cancelling Technology | - | SoundGuard | |
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 - 20000 Hz | Poly Voyager Focus B825-M offer a larger frequency range than Jabra BIZ 2400 Duo. |
Diaphragm | - | 32 mm | |
Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825-M have the ability to connect to multiple devices simultaneously. |
Magnet Material | Neodymium | - | |
Features | - | Smart Sensor Technology |
MICROPHONE | Jabra BIZ 2400 Duo | Poly Voyager Focus B825-M |
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Type | Boom | Boom | |
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Microphone Operation Mode | Omni-directional | MEMS-directional | |
Frequency Response | - | 100 - 6700 Hz | |
Microphones Included | - | 3 |
REMOTE CONTROL | Jabra BIZ 2400 Duo | Poly Voyager Focus B825-M |
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Controls | - | Volume, answer/end, microphone on/mute, play/pause |
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CABLE | Jabra BIZ 2400 Duo | Poly Voyager Focus B825-M |
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Cable Type | Headset cable | Micro-USB charging cable |
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BATTERY AND CHARGING | Jabra BIZ 2400 Duo | Poly Voyager Focus B825-M |
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Battery Type | - | Headset battery rechargeable | |
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Battery Capacity | - | 325 mAh | |
Battery Life | - | 15 hour(s) | |
Battery Life Details | - | Continuous playback (AAC, active noise-cancelling on): up to 12 hours Continuous talk (active noise-cancelling off): up to 12 hours Continuous talk (active noise-cancelling on): up to 10 hours Continuous playback (active noise-cancelling off): up to 15 hours |
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Charging Time | - | 2 hour(s) |
CONNECTIONS | Jabra BIZ 2400 Duo | Poly Voyager Focus B825-M |
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Connector Type | Headset | - |
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OTHERS | Jabra BIZ 2400 Duo | Poly Voyager Focus B825-M |
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Included Accessories | - | Travel pouch, BT700 Bluetooth USB adapter | |
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Software Certification | - | Certified for Skype for Business, Certified for Microsoft Teams | |
Compliant Standards | EN 60950, UL 60950, AS/NZS 3260, IEC 60950-1 | - | |
Service & Support | Limited warranty - 3 years | - |