In depth comparison and review of Poly Voyager 4220 Office (UC Series) and V7 HU540E. 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) | V7 HU540E |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-C | Headset - wired - USB | |
|---|---|---|---|
| Series | UC Series | - | |
| Weight | 150 g | - | |
| Colour | - | Black, red | |
| Recommended Use | - | Computer | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 Office (UC Series) | V7 HU540E |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| 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) | - | |
| Volume Limiting Function | - | Yes | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 94 dB | 90 dB +/- 5dB | Poly Voyager 4220 Office (UC Series) have higher sensitivity than V7 HU540E. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | - | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly Voyager 4220 Office (UC Series) | V7 HU540E |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | - | |
| Sensitivity | - | -44 dB | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 Office (UC Series) | V7 HU540E |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | Mute, volume |
|---|
| CABLE | Poly Voyager 4220 Office (UC Series) | V7 HU540E |
|---|
| Cable Type | - | Headset cable - 2 m | |
|---|---|---|---|
| Cable Length | - | 2 m |
| FEATURES | Poly Voyager 4220 Office (UC Series) | V7 HU540E |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 Office (UC Series) | V7 HU540E |
|---|
| 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) | V7 HU540E |
|---|
| Connector Type | - | USB (4 PIN USB Type A) |
|---|
| OTHERS | Poly Voyager 4220 Office (UC Series) | V7 HU540E |
|---|
| Included Accessories | Wireless headset system base, Bluetooth USB-C adapter | Carrying bag | |
|---|---|---|---|
| Compliant Standards | - | FCC, RoHS | |
| Service & Support | - | Limited warranty - 2 years |
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