In depth comparison and review of Poly Voyager 4220 Office (UC Series) and Trust Ozo. 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) | Trust Ozo |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-C | Headset - wired - USB-A | |
|---|---|---|---|
| Series | UC Series | - | |
| Height | - | 22 cm | |
| Width | - | 16 cm | |
| Depth | - | 9 cm | |
| Weight | 150 g | 214 g | Poly Voyager 4220 Office (UC Series) are lighter than Poly Voyager 4220 Office (UC Series) headphones. |
| Earpad Material | - | Synthetic leather | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 Office (UC Series) | Trust Ozo |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Ear Cups Type | - | Closed | |
| 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) | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | - | 1% | |
| Sensitivity | 94 dB | 108 dB | Trust Ozo have higher sensitivity than Poly Voyager 4220 Office (UC Series). |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 92 dB | |
| Diaphragm | 32 mm | 40 mm | Trust Ozo have a thicker diaphragm than Poly Voyager 4220 Office (UC Series). |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly Voyager 4220 Office (UC Series) | Trust Ozo |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Frequency Response | - | 150 - 17000 Hz | |
| Microphone Features | - | Mute function | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 Office (UC Series) | Trust Ozo |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Poly Voyager 4220 Office (UC Series) | Trust Ozo |
|---|
| Cable Type | - | USB cable - straight - 2 m | |
|---|---|---|---|
| Cable Length | - | 2 m |
| FEATURES | Poly Voyager 4220 Office (UC Series) | Trust Ozo |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 Office (UC Series) | Trust Ozo |
|---|
| 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) | Trust Ozo |
|---|
| Connector Type | - | USB 2.0 (4 PIN USB Type A) |
|---|
| OTHERS | Poly Voyager 4220 Office (UC Series) | Trust Ozo |
|---|
| Included Accessories | Wireless headset system base, Bluetooth USB-C adapter | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Service & Support | - | Limited warranty - 2 years |
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