In depth comparison and review of Shure SRH240A and Poly Voyager 4220 Office (UC Series). 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 | Shure SRH240A | Poly Voyager 4220 Office (UC Series) |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | UC Series | |
| Weight | 238 g | 150 g | Poly Voyager 4220 Office (UC Series) are lighter than Shure SRH240A headphones. |
| Recommended Use | Professional audio | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Shure SRH240A | Poly Voyager 4220 Office (UC Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wired | Wireless | |
| 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 | 500 mW | - | |
| Sensitivity | 107 dB/mW | 94 dB | Shure SRH240A have higher sensitivity than Poly Voyager 4220 Office (UC Series). |
| Impedance | 38 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | Shure SRH240A have a thicker diaphragm than Poly Voyager 4220 Office (UC Series). |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology |
| MICROPHONE | Shure SRH240A | Poly Voyager 4220 Office (UC Series) |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Shure SRH240A | Poly Voyager 4220 Office (UC Series) |
|---|
| Controls | - | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Shure SRH240A | Poly Voyager 4220 Office (UC Series) |
|---|
| Cable Type | Headphones cable - OFC - straight - 2 m | - | |
|---|---|---|---|
| Cable Length | 2 m | - | |
| Plated Connector | Gold | - |
| FEATURES | Shure SRH240A | Poly Voyager 4220 Office (UC Series) |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | Shure SRH240A | Poly Voyager 4220 Office (UC Series) |
|---|
| 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 | Shure SRH240A | Poly Voyager 4220 Office (UC Series) |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Shure SRH240A | Poly Voyager 4220 Office (UC Series) |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter | Wireless headset system base, Bluetooth USB-C adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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