In depth comparison and review of Poly Voyager 4220 Office (UC Series) and Shure SRH940. 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) | Shure SRH940 |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-C | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | UC Series | - | |
| Height | - | 26 cm | |
| Width | - | 25.7 cm | |
| Depth | - | 10.5 cm | |
| Weight | 150 g | 322 g | Poly Voyager 4220 Office (UC Series) are lighter than Poly Voyager 4220 Office (UC Series) headphones. |
| Colour | - | Silver | |
| Recommended Use | - | Professional audio, home audio | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 Office (UC Series) | Shure SRH940 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Shure SRH940 can be folded. |
| 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 | 5 - 30000 Hz | Shure SRH940 offer a larger frequency range than Poly Voyager 4220 Office (UC Series). |
| Max Input Power | - | 1000 mW | |
| Sensitivity | 94 dB | 100 dB/mW | Shure SRH940 have higher sensitivity than Poly Voyager 4220 Office (UC Series). |
| Impedance | 32 Ohm | 42 Ohm | |
| Diaphragm | 32 mm | 40 mm | Shure SRH940 have a thicker diaphragm than Poly Voyager 4220 Office (UC Series). |
| Magnet Material | - | Neodymium magnet | |
| Features | SoundGuard Technology | - |
| MICROPHONE | Poly Voyager 4220 Office (UC Series) | Shure SRH940 |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 Office (UC Series) | Shure SRH940 |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Poly Voyager 4220 Office (UC Series) | Shure SRH940 |
|---|
| Cable Type | - | Headphones cable - detachable - coiled - 3 m Headphones cable - detachable - 2.5 m |
|
|---|---|---|---|
| Cable Length | - | 3 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| FEATURES | Poly Voyager 4220 Office (UC Series) | Shure SRH940 |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 Office (UC Series) | Shure SRH940 |
|---|
| 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 Office (UC Series) | Shure SRH940 |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly Voyager 4220 Office (UC Series) | Shure SRH940 |
|---|
| Included Accessories | Wireless headset system base, Bluetooth USB-C adapter | Carrying case, 6.3 mm (1/4") stereo adapter, velour ear pads | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 1 year |
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