Side by side comparison and review of Poly Voyager 4220 (Office Series) and No Fear Premier. 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 | Poly Voyager 4220 (Office Series) | No Fear Premier |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-C | Headset - wired | |
|---|---|---|---|
| Series | Office Series | - | |
| Weight | 150 g | - | |
| Colour | - | Black / red | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 91 m | - |
| SOUND QUALITY | Poly Voyager 4220 (Office Series) | No Fear Premier |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wired | |
| 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 | - | |
| 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 | - | 105 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 40 mm | No Fear Premier have a thicker diaphragm than Poly Voyager 4220 (Office Series). |
| Features | SoundGuard DIGITAL Technology | - |
| MICROPHONE | Poly Voyager 4220 (Office 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 Series) | No Fear Premier |
|---|
| Controls | Mute, volume, answer/end, next/previous track, redial | - |
|---|
| CABLE | Poly Voyager 4220 (Office Series) | No Fear Premier |
|---|
| Cable Length | - | 1.2 m |
|---|
| FEATURES | Poly Voyager 4220 (Office Series) | No Fear Premier |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 (Office Series) | No Fear Premier |
|---|
| 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 | Poly Voyager 4220 (Office Series) | No Fear Premier |
|---|
| Connector Type | USB (24 pin USB-C) | - |
|---|
| OTHERS | Poly Voyager 4220 (Office Series) | No Fear Premier |
|---|
| Software Certification | Certified for Microsoft Teams | - |
|---|
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