Side by side comparison and review of Poly SupraPlus H261N-CD and EPOS I SENNHEISER ADAPT 135 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 SupraPlus H261N-CD | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Product Type | Headset - wired - Quick Disconnect | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | Controller and Dispatch | ADAPT 100 Series | |
| Weight | - | 145.3 g | |
| Colour | - | Black | |
| Earpad Material | - | Leatherette | |
| Recommended Use | - | Portable electronics, computer |
| SOUND QUALITY | Poly SupraPlus H261N-CD | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | - | 20 - 20000 Hz | |
| Max Sound Pressure | - | 115 dB | |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly SupraPlus H261N-CD | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Mono | Mono | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 135 USB II microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 8000 Hz |
| REMOTE CONTROL | Poly SupraPlus H261N-CD | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Controls | - | Volume, answer/end |
|---|
| CABLE | Poly SupraPlus H261N-CD | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Cable Type | Headset cable | Headset cable |
|---|
| FEATURES | Poly SupraPlus H261N-CD | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Features | - | EPOS ActiveGard |
|---|
| CONNECTIONS | Poly SupraPlus H261N-CD | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Connector Type | Headset (Quick Disconnect) | Headset (USB Type-A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Poly SupraPlus H261N-CD | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Software Certification | - | Optimised for UC | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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