Side by side comparison and review of Poly Blackwire 325 and EPOS I SENNHEISER ADAPT 165 USB II. 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 325 | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 135.8 g | |
| Colour | - | Black | |
| Earpad Material | - | Leatherette | |
| Headband Material | Metal | - | |
| Recommended Use | - | Portable electronics, computer |
| SOUND QUALITY | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Foldable | - | Yes | EPOS I SENNHEISER ADAPT 165 USB II can be folded. |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Sound Pressure | - | 115 dB | |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | 100 - 8000 Hz | Poly Blackwire 325 offer a larger microphone frequency range than EPOS I SENNHEISER ADAPT 165 USB II. |
| REMOTE CONTROL | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Controls | Mute, volume, answer/end | Volume, answer/end, microphone on/mute, hold, redial |
|---|
| CABLE | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Cable Type | Headset cable - 2.13 m | Headset cable USB cable - detachable |
|
|---|---|---|---|
| Cable Length | 2.13 m | - |
| FEATURES | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Additional Functions | DSP | - |
|---|
| CONNECTIONS | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Software Certification | - | Optimised for UC | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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