In depth comparison and review of V7 HA520-2EP and Poly EncorePro 720D. 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 | V7 HA520-2EP | Poly EncorePro 720D |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB-A | |
|---|---|---|---|
| Series | - | EncorePro 700 Series | |
| Height | 18.8 cm | - | |
| Width | 6.8 cm | - | |
| Depth | 14.8 cm | - | |
| Weight | 163.5 g | 78 g | Poly EncorePro 720D are lighter than V7 HA520-2EP headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Artificial leather |
| SOUND QUALITY | V7 HA520-2EP | Poly EncorePro 720D |
|---|
| Headphones Form Factor | On-ear | On-ear binaural | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 110 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 40 mm | 28 mm | V7 HA520-2EP have a thicker diaphragm than Poly EncorePro 720D. |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | V7 HA520-2EP | Poly EncorePro 720D |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 720D microphone can cancel out ambient noise. |
| Noise Cancelling Technology | - | Passive noise cancellation (PNC) | |
| Frequency Response | - | 100 - 6800 Hz |
| CABLE | V7 HA520-2EP | Poly EncorePro 720D |
|---|
| Cable Type | Headphones cable - 1.8 m | - | |
|---|---|---|---|
| Cable Length | 1.8 m | 89 cm |
| FEATURES | V7 HA520-2EP | Poly EncorePro 720D |
|---|
| Features | - | Quick Disconnect, 290° rotatable microphone, boom mic length 120-145 mm |
|---|
| CONNECTIONS | V7 HA520-2EP | Poly EncorePro 720D |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (USB Type-A) |
|---|
| OTHERS | V7 HA520-2EP | Poly EncorePro 720D |
|---|
| Compliant Standards | FCC, RoHS | - | |
|---|---|---|---|
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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