In depth comparison and review of Jabra BIZ 2400 Duo, Noise Canceling, HS and Poly Voyager 4220 Office (UC Series). 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, Noise Canceling, HS | Poly Voyager 4220 Office (UC Series) |
|---|
| Product Type | Headset - wired - Quick Disconnect | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | UC Series | |
| Weight | - | 150 g | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Jabra BIZ 2400 Duo, Noise Canceling, HS | Poly Voyager 4220 Office (UC Series) |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | - | 94 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard Technology |
| MICROPHONE | Jabra BIZ 2400 Duo, Noise Canceling, HS | Poly Voyager 4220 Office (UC Series) |
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| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Jabra BIZ 2400 Duo, Noise Canceling, HS | Poly Voyager 4220 Office (UC Series) |
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| Controls | - | Mute, volume, answer/end, play/pause, next/previous track |
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| CABLE | Jabra BIZ 2400 Duo, Noise Canceling, HS | Poly Voyager 4220 Office (UC Series) |
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| Cable Type | Headset cable | - |
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| FEATURES | Jabra BIZ 2400 Duo, Noise Canceling, HS | Poly Voyager 4220 Office (UC Series) |
|---|
| Features | - | Voice alerts |
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| BATTERY AND CHARGING | Jabra BIZ 2400 Duo, Noise Canceling, HS | Poly Voyager 4220 Office (UC Series) |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| 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, Noise Canceling, HS | Poly Voyager 4220 Office (UC Series) |
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| Connector Type | Headset (Quick Disconnect) | - |
|---|
| OTHERS | Jabra BIZ 2400 Duo, Noise Canceling, HS | Poly Voyager 4220 Office (UC Series) |
|---|
| Included Accessories | - | Wireless headset system base, Bluetooth USB-C adapter |
|---|
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