Side by side comparison and review of Poly Voyager Focus B825-M and Poly Blackwire C5220. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Poly Voyager Focus B825-M | Poly Blackwire C5220 |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | Headset - wired - 3.5 mm jack, USB-A | |
|---|---|---|---|
| Series | - | Blackwire 5200 series | |
| Height | 7 cm | - | |
| Width | 18.3 cm | - | |
| Depth | 16 cm | - | |
| Weight | 155 g | 164.2 g | Poly Voyager Focus B825-M are lighter than Poly Voyager Focus B825-M headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager Focus B825-M | Poly Blackwire C5220 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | SoundGuard | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | - | 90 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | 32 mm | 28 mm | Poly Voyager Focus B825-M have a thicker diaphragm than Poly Blackwire C5220. |
| Simultaneously Connectable Devices Qty (Multipoint) | 8 | - | Poly Voyager Focus B825-M have the ability to connect to multiple devices simultaneously. |
| Features | Smart Sensor Technology | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly Voyager Focus B825-M | Poly Blackwire C5220 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | MEMS-directional | - | |
| Noise Cancelling | - | Yes | Poly Blackwire C5220 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 6700 Hz | 100 - 10000 Hz | Poly Blackwire C5220 offer a larger microphone frequency range than Poly Voyager Focus B825-M. |
| Sensitivity | - | -38 dB | |
| Microphones Included | 3 | - |
| REMOTE CONTROL | Poly Voyager Focus B825-M | Poly Blackwire C5220 |
|---|
| Controls | Volume, answer/end, microphone on/mute, play/pause | Mute, volume, answer/end |
|---|
| CABLE | Poly Voyager Focus B825-M | Poly Blackwire C5220 |
|---|
| Cable Type | Micro-USB charging cable | USB-A cable - 21.7 cm |
|---|
| FEATURES | Poly Voyager Focus B825-M | Poly Blackwire C5220 |
|---|
| Features | - | 280° rotatable microphone |
|---|
| BATTERY AND CHARGING | Poly Voyager Focus B825-M | Poly Blackwire C5220 |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Capacity | 325 mAh | - | |
| Battery Life | 15 hour(s) | - | |
| Battery Life Details | 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 |
- | |
| Charging Time | 2 hour(s) | - |
| CONNECTIONS | Poly Voyager Focus B825-M | Poly Blackwire C5220 |
|---|
| Connector Type | - | USB (USB Type-A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Poly Voyager Focus B825-M | Poly Blackwire C5220 |
|---|
| Included Accessories | Travel pouch, BT700 Bluetooth USB adapter | Carrying case | |
|---|---|---|---|
| Software Included | - | Poly Lens | |
| Compatibility | - | Mac, Windows | |
| Software Certification | Certified for Skype for Business, Certified for Microsoft Teams | Certified for Skype for Business, Certified for Microsoft Teams, Certified for Zoom Rooms, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | macOS, Windows | |
| Service & Support | - | Limited warranty - 2 years |
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