Side by side comparison and review of Poly Blackwire 8225-M and EPOS I SENNHEISER ADAPT 261. 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 Blackwire 8225-M | EPOS I SENNHEISER ADAPT 261 |
|---|
| Product Type | Headset - wired - USB-A | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Weight | 186 g | 120.7 g | EPOS I SENNHEISER ADAPT 261 are lighter than Poly Blackwire 8225-M headphones. |
| Colour | - | Black | |
| Earpad Material | - | Leatherette | |
| Recommended Use | - | Portable electronics, computer |
| SOUND QUALITY | Poly Blackwire 8225-M | EPOS I SENNHEISER ADAPT 261 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Active Noise Cancelling | Yes | - | Poly Blackwire 8225-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Hybrid ANC | - | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 84 dB | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 32 mm | - | |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard DIGITAL Technology | - |
| MICROPHONE | Poly Blackwire 8225-M | EPOS I SENNHEISER ADAPT 261 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Noise Cancelling | Yes | - | Poly Blackwire 8225-M microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 100 - 8000 Hz | Poly Blackwire 8225-M offer a larger microphone frequency range than EPOS I SENNHEISER ADAPT 261. |
| Sensitivity | -35 dBV/Pascal | - |
| REMOTE CONTROL | Poly Blackwire 8225-M | EPOS I SENNHEISER ADAPT 261 |
|---|
| Controls | Mute, volume, answer/end, Microsoft Teams button | - |
|---|
| CABLE | Poly Blackwire 8225-M | EPOS I SENNHEISER ADAPT 261 |
|---|
| Cable Type | Headset cable - 2.2 m | - | |
|---|---|---|---|
| Cable Length | 2.2 m | - |
| FEATURES | Poly Blackwire 8225-M | EPOS I SENNHEISER ADAPT 261 |
|---|
| Features | - | EPOS ActiveGard |
|---|
| BATTERY AND CHARGING | Poly Blackwire 8225-M | EPOS I SENNHEISER ADAPT 261 |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 27 hour(s) |
| CONNECTIONS | Poly Blackwire 8225-M | EPOS I SENNHEISER ADAPT 261 |
|---|
| Connector Type | Headset (4 PIN USB Type A) | - |
|---|
| OTHERS | Poly Blackwire 8225-M | EPOS I SENNHEISER ADAPT 261 |
|---|
| Included Accessories | - | USB-C adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams, Optimised for UC | |
| Service & Support | - | Limited warranty - 2 years |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
