In depth comparison and review of EPOS I SENNHEISER ADAPT 165 II and Poly EncorePro 520V. 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 | EPOS I SENNHEISER ADAPT 165 II | Poly EncorePro 520V |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | ADAPT 100 Series | EncorePro 500 series | |
| Height | - | 6.7 cm | |
| Width | - | 11.1 cm | |
| Depth | - | 14.9 cm | |
| Weight | 145.3 g | 74 g | Poly EncorePro 520V are lighter than EPOS I SENNHEISER ADAPT 165 II headphones. |
| Colour | Black | Black | |
| Earpad Material | Leatherette | Artificial leather | |
| Recommended Use | Portable electronics, computer | - |
| SOUND QUALITY | EPOS I SENNHEISER ADAPT 165 II | Poly EncorePro 520V |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Foldable | Yes | - | EPOS I SENNHEISER ADAPT 165 II can be folded. |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly EncorePro 520V are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | EPOS Voice | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 55% | - | |
| Max Sound Pressure | 115 dB | - | |
| Diaphragm | - | 5.6 mm | |
| Signal-To-Noise Ratio | - | 50 dB | |
| Magnet Material | Neodymium | - |
| MICROPHONE | EPOS I SENNHEISER ADAPT 165 II | Poly EncorePro 520V |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Frequency Response | 100 - 8000 Hz | 20 - 16000 Hz | Poly EncorePro 520V offer a larger microphone frequency range than EPOS I SENNHEISER ADAPT 165 II. |
| Sensitivity | - | 40 dB | |
| Sensitivity Margin | - | +/- 3dB |
| CABLE | EPOS I SENNHEISER ADAPT 165 II | Poly EncorePro 520V |
|---|
| Cable Type | Headset cable - 1.12 m | - | |
|---|---|---|---|
| Cable Length | 1.12 m | 78.5 cm |
| FEATURES | EPOS I SENNHEISER ADAPT 165 II | Poly EncorePro 520V |
|---|
| Features | EPOS ActiveGard | Boom mic length 135mm, 290° rotatable microphone |
|---|
| CONNECTIONS | EPOS I SENNHEISER ADAPT 165 II | Poly EncorePro 520V |
|---|
| Connector Type | Headset (mini-phone 3.5mm) | Headset (mini-phone 3.5mm) |
|---|
| OTHERS | EPOS I SENNHEISER ADAPT 165 II | Poly EncorePro 520V |
|---|
| Software Certification | - | Certified for Skype for Business, UC certified | |
|---|---|---|---|
| Supported Host Device OS | - | macOS, Windows | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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