In depth comparison and review of Poly Voyager 4220 Office (UC Series) and JVC HA S91N. 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 | Poly Voyager 4220 Office (UC Series) | JVC HA S91N |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-C | Headphones - Bluetooth - wireless, wired | |
|---|---|---|---|
| Series | UC Series | - | |
| Weight | 150 g | 198 g | Poly Voyager 4220 Office (UC Series) are lighter than Poly Voyager 4220 Office (UC Series) headphones. |
| Colour | - | Black | |
| Bluetooth Range (Operating Distance) | 30 m | 10 m | Poly Voyager 4220 Office (UC Series) have a greater operating distance than JVC HA S91N. |
| SOUND QUALITY | Poly Voyager 4220 Office (UC Series) | JVC HA S91N |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Foldable | - | Yes | JVC HA S91N can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | JVC HA S91N have a more advanced version of Bluetooth than Poly Voyager 4220 Office (UC Series). |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC | |
| Active Noise Cancelling | - | Yes | JVC HA S91N are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | - | Ambient Sound Mode | |
| Frequency Response | 20 - 20000 Hz | 10 - 22000 Hz | JVC HA S91N offer a larger frequency range than Poly Voyager 4220 Office (UC Series). |
| Sensitivity | 94 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 40 mm | JVC HA S91N have a thicker diaphragm than Poly Voyager 4220 Office (UC Series). |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard Technology | - |
| MICROPHONE | Poly Voyager 4220 Office (UC Series) | JVC HA S91N |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 Office (UC Series) | JVC HA S91N |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | Volume, power on/off, multiple function button, noise-cancellation on/off |
|---|
| CABLE | Poly Voyager 4220 Office (UC Series) | JVC HA S91N |
|---|
| Cable Type | - | Headphones cable - detachable - 1.2 m USB-C charge cable |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| FEATURES | Poly Voyager 4220 Office (UC Series) | JVC HA S91N |
|---|
| Features | Voice alerts | - | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Voice Control | - | Indirect |
| BATTERY AND CHARGING | Poly Voyager 4220 Office (UC Series) | JVC HA S91N |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 360 mAh | - | |
| Battery Life | 12 hour(s) | 42 hour(s) | JVC HA S91N lasts longer on a single charge than the Poly Voyager 4220 Office (UC Series). |
| Battery Life Details | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
Continuous playback (active noise-cancelling off): up to 42 hours Continuous playback (active noise-cancelling on): up to 37 hours |
|
| Standby Time | 312 hours | - | |
| Charging Time | 1.5 hour(s) | 3 hour(s) | Poly Voyager 4220 Office (UC Series) recharge faster than Poly Voyager 4220 Office (UC Series). |
| CONNECTIONS | Poly Voyager 4220 Office (UC Series) | JVC HA S91N |
|---|
| Connector Type | - | Bluetooth Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly Voyager 4220 Office (UC Series) | JVC HA S91N |
|---|
| Included Accessories | Wireless headset system base, Bluetooth USB-C adapter | Carrying pouch | |
|---|---|---|---|
| Service & Support | - | 2-year warranty |
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