Detailed comparison and review of Sennheiser HD 2.30i (HD 2.0) and Poly EncorePro 520V. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Sennheiser HD 2.30i (HD 2.0) | Poly EncorePro 520V |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | HD 2.0 | EncorePro 500 series | |
| Height | - | 6.7 cm | |
| Width | - | 11.1 cm | |
| Depth | - | 14.9 cm | |
| Weight | - | 74 g | |
| Colour | Black | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser HD 2.30i (HD 2.0) | Poly EncorePro 520V |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| 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 | - | |
| Frequency Response | 18 - 22000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 120 dB | - | |
| Impedance | 22 Ohm | - | |
| Diaphragm | - | 5.6 mm | |
| Signal-To-Noise Ratio | - | 50 dB |
| MICROPHONE | Sennheiser HD 2.30i (HD 2.0) | Poly EncorePro 520V |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 520V microphone can cancel out ambient noise. |
| Frequency Response | - | 20 - 16000 Hz | |
| Sensitivity | - | 40 dB | |
| Sensitivity Margin | - | +/- 3dB |
| CABLE | Sennheiser HD 2.30i (HD 2.0) | Poly EncorePro 520V |
|---|
| Cable Type | Headphones cable - 1.4 m | - | |
|---|---|---|---|
| Cable Length | 1.4 m | 78.5 cm |
| FEATURES | Sennheiser HD 2.30i (HD 2.0) | Poly EncorePro 520V |
|---|
| Features | - | Boom mic length 135mm, 290° rotatable microphone |
|---|
| CONNECTIONS | Sennheiser HD 2.30i (HD 2.0) | Poly EncorePro 520V |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Sennheiser HD 2.30i (HD 2.0) | Poly EncorePro 520V |
|---|
| Included Accessories | Carrying pouch | - | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod | - | |
| 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 |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
