Detailed comparison and review of JVC HA KD7 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 | JVC HA KD7 | Poly EncorePro 520V |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | EncorePro 500 series | |
| Height | - | 6.7 cm | |
| Width | - | 11.1 cm | |
| Depth | - | 14.9 cm | |
| Weight | 110 g | 74 g | Poly EncorePro 520V are lighter than JVC HA KD7 headphones. |
| Colour | Pink violet | Black | |
| Earpad Material | - | Artificial leather | |
| Design | Kids | - | |
| Recommended Use | Home audio | - |
| SOUND QUALITY | JVC HA KD7 | Poly EncorePro 520V |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly EncorePro 520V are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Volume Limiting Function | Yes | - | |
| Frequency Response | 15 - 23000 Hz | - | |
| Max Input Power | 200 mW | - | |
| Max Sound Pressure | 85 dB | - | |
| Diaphragm | 30 mm | 5.6 mm | JVC HA KD7 have a thicker diaphragm than Poly EncorePro 520V. |
| Signal-To-Noise Ratio | - | 50 dB | |
| Magnet Material | Ferrite | - |
| MICROPHONE | JVC HA KD7 | 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 | JVC HA KD7 | Poly EncorePro 520V |
|---|
| Cable Type | Headphones cable - straight - 80 cm | - | |
|---|---|---|---|
| Cable Length | 80 cm | 78.5 cm | |
| Plated Connector | Nickel | - |
| FEATURES | JVC HA KD7 | Poly EncorePro 520V |
|---|
| Features | - | Boom mic length 135mm, 290° rotatable microphone |
|---|
| CONNECTIONS | JVC HA KD7 | Poly EncorePro 520V |
|---|
| Connector Type | (mini-phone stereo 3.5 mm) | Headset (mini-phone 3.5mm) |
|---|
| OTHERS | JVC HA KD7 | Poly EncorePro 520V |
|---|
| Included Accessories | Stickers | - | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business, UC certified | |
| Supported Host Device OS | - | macOS, Windows | |
| Service & Support | - | Limited warranty - 2 years |
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