In depth comparison and review of Poly Voyager 4220 Office (UC Series) and No Fear Premier. 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) | No Fear Premier |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-C | Headset - wired | |
|---|---|---|---|
| Series | UC Series | - | |
| Weight | 150 g | - | |
| Colour | - | Black / red | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 Office (UC Series) | No Fear Premier |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wired | |
| 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 | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | - | 100 mW | |
| Sensitivity | 94 dB | 105 dB | No Fear Premier have higher sensitivity than Poly Voyager 4220 Office (UC Series). |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 40 mm | No Fear Premier have a thicker diaphragm than Poly Voyager 4220 Office (UC Series). |
| Features | SoundGuard Technology | - |
| MICROPHONE | Poly Voyager 4220 Office (UC Series) | No Fear Premier |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Frequency Response | - | 50 - 10000 Hz | |
| Sensitivity | - | -38 dB | |
| Microphones Included | 2 | 6 | No Fear Premier have a built-in microphone. |
| REMOTE CONTROL | Poly Voyager 4220 Office (UC Series) | No Fear Premier |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Poly Voyager 4220 Office (UC Series) | No Fear Premier |
|---|
| Cable Length | - | 1.2 m |
|---|
| FEATURES | Poly Voyager 4220 Office (UC Series) | No Fear Premier |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 Office (UC Series) | No Fear Premier |
|---|
| 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) | - |
| OTHERS | Poly Voyager 4220 Office (UC Series) | No Fear Premier |
|---|
| Included Accessories | Wireless headset system base, Bluetooth USB-C adapter | - |
|---|
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
