In depth comparison and review of Poly Voyager Focus UC B825S-M 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 | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 Office (UC Series) |
|---|
| Product Type | Headset - Bluetooth - wireless | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | UC Series | |
| Weight | 155 g | 150 g | Poly Voyager 4220 Office (UC Series) are lighter than Poly Voyager Focus UC B825S-M headphones. |
| Recommended Use | Portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | 45 m | 30 m | Poly Voyager Focus UC B825S-M have a greater operating distance than Poly Voyager 4220 Office (UC Series). |
| SOUND QUALITY | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 Office (UC Series) |
|---|
| 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 | Advanced Audio Distribution Profile (A2DP) | 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 UC B825S-M are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | - | 94 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard Technology |
| MICROPHONE | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 Office (UC Series) |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Mono | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 Office (UC Series) |
|---|
| Controls | Volume | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 Office (UC Series) |
|---|
| Cable Type | Charging cable | - |
|---|
| FEATURES | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 Office (UC Series) |
|---|
| Features | - | Voice alerts | |
|---|---|---|---|
| Additional Functions | DSP | - |
| BATTERY AND CHARGING | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 Office (UC Series) |
|---|
| Battery Type | Headset battery rechargeable | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | 15 hour(s) | 12 hour(s) | Poly Voyager Focus UC B825S-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 |
|
| Standby Time | - | 312 hours | |
| Charging Time | - | 1.5 hour(s) |
| CONNECTIONS | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 Office (UC Series) |
|---|
| Connector Type | Bluetooth | - |
|---|
| OTHERS | Poly Voyager Focus UC B825S-M | Poly Voyager 4220 Office (UC Series) |
|---|
| Included Accessories | Carrying case, Bluetooth USB adapter, charging stand | Wireless headset system base, Bluetooth USB-C adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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