In depth comparison and review of SOUL X-TRA 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 | SOUL X-TRA | Poly Voyager 4220 Office (UC Series) |
|---|
| Product Type | Headphones - Bluetooth - wireless - 3.5 mm jack | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | UC Series | |
| Height | 20 cm | - | |
| Width | 16.4 cm | - | |
| Depth | 7.2 cm | - | |
| Weight | 198 g | 150 g | Poly Voyager 4220 Office (UC Series) are lighter than SOUL X-TRA headphones. |
| Colour | Blue | - | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | 30 m | Poly Voyager 4220 Office (UC Series) have a greater operating distance than SOUL X-TRA. |
| SOUND QUALITY | SOUL X-TRA | Poly Voyager 4220 Office (UC Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | SOUL X-TRA can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.0 | Bluetooth 4.1 | Poly Voyager 4220 Office (UC Series) have a more advanced version of Bluetooth than SOUL X-TRA. |
| Bluetooth Profiles | Hands-Free Profile (HFP), 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) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 94 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | SOUL X-TRA have a thicker diaphragm than Poly Voyager 4220 Office (UC Series). |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology |
| MICROPHONE | SOUL X-TRA | Poly Voyager 4220 Office (UC Series) |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | SOUL X-TRA | Poly Voyager 4220 Office (UC Series) |
|---|
| Controls | Volume, on/off, answer/end, play/pause, next/previous track, reject call, redial | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | SOUL X-TRA | Poly Voyager 4220 Office (UC Series) |
|---|
| Cable Type | USB charge cable - detachable Headphones cable - detachable - straight |
- |
|---|
| FEATURES | SOUL X-TRA | Poly Voyager 4220 Office (UC Series) |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | SOUL X-TRA | Poly Voyager 4220 Office (UC Series) |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 320 mAh | 360 mAh | Poly Voyager 4220 Office (UC Series) have a higher battery capacity than SOUL X-TRA. |
| Battery Life | 24 hour(s) | 12 hour(s) | SOUL X-TRA 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 |
|
| Standby Time | - | 312 hours | |
| Charging Time | 2 hour(s) | 1.5 hour(s) | Poly Voyager 4220 Office (UC Series) recharge faster than SOUL X-TRA. |
| WIRELESS LINK | SOUL X-TRA | Poly Voyager 4220 Office (UC Series) |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | SOUL X-TRA | Poly Voyager 4220 Office (UC Series) |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | SOUL X-TRA | Poly Voyager 4220 Office (UC Series) |
|---|
| Included Accessories | Carrying case | Wireless headset system base, Bluetooth USB-C adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | - |
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