In depth comparison and review of Jabra BIZ 2400 Duo and Poly Blackwire 8225. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Jabra BIZ 2400 Duo | Poly Blackwire 8225 |
|---|
| Product Type | Headset - wired | Headset - wired - USB-C | |
|---|---|---|---|
| Weight | - | 186 g | |
| Body Material | KEVLAR, surgical steel | - |
| SOUND QUALITY | Jabra BIZ 2400 Duo | Poly Blackwire 8225 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 8225 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Noise Isolating | Yes | - | Jabra BIZ 2400 Duo are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 300 - 3400 Hz | 20 - 20000 Hz | Poly Blackwire 8225 offer a larger frequency range than Jabra BIZ 2400 Duo. |
| Sensitivity | - | 84 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Jabra BIZ 2400 Duo | Poly Blackwire 8225 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Poly Blackwire 8225 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -35 dBV/Pascal |
| REMOTE CONTROL | Jabra BIZ 2400 Duo | Poly Blackwire 8225 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | Jabra BIZ 2400 Duo | Poly Blackwire 8225 |
|---|
| Cable Type | Headset cable | Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | - | 2.2 m |
| CONNECTIONS | Jabra BIZ 2400 Duo | Poly Blackwire 8225 |
|---|
| Connector Type | Headset | Headset (USB Type-C) |
|---|
| OTHERS | Jabra BIZ 2400 Duo | Poly Blackwire 8225 |
|---|
| Software Certification | - | Zoom Certified | |
|---|---|---|---|
| Compliant Standards | EN 60950, UL 60950, AS/NZS 3260, IEC 60950-1 | - | |
| Service & Support | Limited warranty - 3 years | - |
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