Detailed comparison and review of Poly Voyager 4220 USB-A and Poly EncorePro 320, USB-C. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly Voyager 4220 USB-A | Poly EncorePro 320, USB-C |
|---|
| Product Type | Headset - Bluetooth - wireless - USB | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | 300 Series | |
| Weight | 150 g | - | |
| Recommended Use | - | Computer | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 USB-A | Poly EncorePro 320, USB-C |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| 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 | 50 - 8000 Hz | Poly Voyager 4220 USB-A offer a larger frequency range than Poly EncorePro 320, USB-C. |
| Sensitivity | 94 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 32 mm | 28 mm | Poly Voyager 4220 USB-A have a thicker diaphragm than Poly EncorePro 320, USB-C. |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly Voyager 4220 USB-A | Poly EncorePro 320, USB-C |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | Uni-directional | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 USB-A | Poly EncorePro 320, USB-C |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | Mute, volume |
|---|
| CABLE | Poly Voyager 4220 USB-A | Poly EncorePro 320, USB-C |
|---|
| Cable Type | - | Headset cable |
|---|
| FEATURES | Poly Voyager 4220 USB-A | Poly EncorePro 320, USB-C |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 USB-A | Poly EncorePro 320, USB-C |
|---|
| 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 | Poly Voyager 4220 USB-A | Poly EncorePro 320, USB-C |
|---|
| Connector Type | - | Headset (24 pin USB-C) |
|---|
| OTHERS | Poly Voyager 4220 USB-A | Poly EncorePro 320, USB-C |
|---|
| Included Accessories | Bluetooth USB adapter | - | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - |
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