Side by side comparison and review of Jabra BIZ 2400 Duo and Poly Voyager 4220 (Office Series). 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 4220 (Office Series) |
|---|
| Product Type | Headset - wired | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | Office Series | |
| Weight | - | 150 g | |
| Body Material | KEVLAR, surgical steel | - | |
| Bluetooth Range (Operating Distance) | - | 91 m |
| SOUND QUALITY | Jabra BIZ 2400 Duo | Poly Voyager 4220 (Office Series) |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC | |
| 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 4220 (Office Series) offer a larger frequency range than Jabra BIZ 2400 Duo. |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Jabra BIZ 2400 Duo | Poly Voyager 4220 (Office Series) |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Jabra BIZ 2400 Duo | Poly Voyager 4220 (Office Series) |
|---|
| Controls | - | Mute, volume, answer/end, next/previous track, redial |
|---|
| CABLE | Jabra BIZ 2400 Duo | Poly Voyager 4220 (Office Series) |
|---|
| Cable Type | Headset cable | - |
|---|
| FEATURES | Jabra BIZ 2400 Duo | Poly Voyager 4220 (Office Series) |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | Jabra BIZ 2400 Duo | Poly Voyager 4220 (Office Series) |
|---|
| Battery Type | - | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | - | 12 hour(s) | |
| Battery Life Details | - | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | - | 312 hours | |
| Charging Time | - | 1.5 hour(s) |
| CONNECTIONS | Jabra BIZ 2400 Duo | Poly Voyager 4220 (Office Series) |
|---|
| Connector Type | Headset | USB (24 pin USB-C) |
|---|
| OTHERS | Jabra BIZ 2400 Duo | Poly Voyager 4220 (Office Series) |
|---|
| Software Certification | - | Certified for Microsoft Teams | |
|---|---|---|---|
| Compliant Standards | EN 60950, UL 60950, AS/NZS 3260, IEC 60950-1 | - | |
| Service & Support | Limited warranty - 3 years | - |
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