In depth comparison and review of Poly Voyager 4220 Office (UC Series) and Poly Voyager Focus B825-M. 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) | Poly Voyager Focus B825-M |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-C | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Series | UC Series | - | |
| Height | - | 7 cm | |
| Width | - | 18.3 cm | |
| Depth | - | 16 cm | |
| Weight | 150 g | 155 g | Poly Voyager 4220 Office (UC Series) are lighter than Poly Voyager 4220 Office (UC Series) headphones. |
| Colour | - | Black | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 30 m | 30 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Poly Voyager 4220 Office (UC Series) | Poly Voyager Focus B825-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.1 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Active Noise Cancelling | - | Yes | Poly Voyager Focus B825-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 94 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 32 mm | 32 mm | Both headphones are designed with same thick diaphragm. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825-M have the ability to connect to multiple devices simultaneously. |
| Features | SoundGuard Technology | Smart Sensor Technology |
| MICROPHONE | Poly Voyager 4220 Office (UC Series) | Poly Voyager Focus B825-M |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | MEMS-directional | |
| Frequency Response | - | 100 - 6700 Hz | |
| Microphones Included | 2 | 3 | Poly Voyager Focus B825-M have a built-in microphone. |
| REMOTE CONTROL | Poly Voyager 4220 Office (UC Series) | Poly Voyager Focus B825-M |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | Poly Voyager 4220 Office (UC Series) | Poly Voyager Focus B825-M |
|---|
| Cable Type | - | Micro-USB charging cable |
|---|
| FEATURES | Poly Voyager 4220 Office (UC Series) | Poly Voyager Focus B825-M |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 Office (UC Series) | Poly Voyager Focus B825-M |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 360 mAh | 325 mAh | Poly Voyager 4220 Office (UC Series) have a higher battery capacity than Poly Voyager Focus B825-M. |
| Battery Life | 12 hour(s) | 15 hour(s) | Poly Voyager Focus B825-M 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 |
Continuous playback (AAC, active noise-cancelling on): up to 12 hours Continuous talk (active noise-cancelling off): up to 12 hours Continuous talk (active noise-cancelling on): up to 10 hours Continuous playback (active noise-cancelling off): up to 15 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) | Poly Voyager Focus B825-M |
|---|
| Included Accessories | Wireless headset system base, Bluetooth USB-C adapter | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business, Certified for Microsoft Teams |
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