In depth comparison and review of Poly Voyager 4220 Office (UC Series) and beyerdynamic Amiron Wireless Copper. 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) | beyerdynamic Amiron Wireless Copper |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-C | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Series | UC Series | - | |
| Weight | 150 g | 400 g | Poly Voyager 4220 Office (UC Series) are lighter than Poly Voyager 4220 Office (UC Series) headphones. |
| Colour | - | Copper | |
| Bluetooth Range (Operating Distance) | 30 m | 10 m | Poly Voyager 4220 Office (UC Series) have a greater operating distance than beyerdynamic Amiron Wireless Copper. |
| SOUND QUALITY | Poly Voyager 4220 Office (UC Series) | beyerdynamic Amiron Wireless Copper |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.2 | beyerdynamic Amiron Wireless Copper 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), General Audio/Video Distribution Profile (GAVDP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD, apt-X LL | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 5 - 40000 Hz | beyerdynamic Amiron Wireless Copper offer a larger frequency range than Poly Voyager 4220 Office (UC Series). |
| Max Input Power | - | 200 mW | |
| Total Harmonic Distortion (THD) | - | <0.05% | |
| Sensitivity | 94 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 100 dB | |
| Diaphragm | 32 mm | - | |
| Features | SoundGuard Technology | - |
| MICROPHONE | Poly Voyager 4220 Office (UC Series) | beyerdynamic Amiron Wireless Copper |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 Office (UC Series) | beyerdynamic Amiron Wireless Copper |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | Volume, answer/end, play/pause, next/previous track, reject call, voice assistant |
|---|
| CABLE | Poly Voyager 4220 Office (UC Series) | beyerdynamic Amiron Wireless Copper |
|---|
| Cable Type | - | Headphones cable - detachable - with remote control and mic - 1.2 m | |
|---|---|---|---|
| Cable Length | - | 1.2 m |
| FEATURES | Poly Voyager 4220 Office (UC Series) | beyerdynamic Amiron Wireless Copper |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 Office (UC Series) | beyerdynamic Amiron Wireless Copper |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 360 mAh | 1050 mAh | beyerdynamic Amiron Wireless Copper have a higher battery capacity than Poly Voyager 4220 Office (UC Series). |
| Battery Life | 12 hour(s) | 30 hour(s) | beyerdynamic Amiron Wireless Copper 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 | 1.5 hour(s) | 2 hour(s) | Poly Voyager 4220 Office (UC Series) recharge faster than Poly Voyager 4220 Office (UC Series). |
| OTHERS | Poly Voyager 4220 Office (UC Series) | beyerdynamic Amiron Wireless Copper |
|---|
| Included Accessories | Wireless headset system base, Bluetooth USB-C adapter | Hard case, USB-C to USB-A charging cable |
|---|
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