In depth comparison and review of JBL Quantum 350 Wireless 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 | JBL Quantum 350 Wireless | Poly EncorePro 520V |
|---|
| Product Type | Headset - 2.4 GHz - wireless, wired | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | EncorePro 500 series | |
| Height | 20 cm | 6.7 cm | |
| Width | 16 cm | 11.1 cm | |
| Depth | 9.3 cm | 14.9 cm | |
| Weight | 252 g | 74 g | Poly EncorePro 520V are lighter than JBL Quantum 350 Wireless headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Game console, computer | - |
| SOUND QUALITY | JBL Quantum 350 Wireless | Poly EncorePro 520V |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | 2.4 GHz radio frequency | - | |
| 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 | QuantumSOUND Signature | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 115 dB | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | 93 dB | - | |
| Diaphragm | 40 mm | 5.6 mm | JBL Quantum 350 Wireless have a thicker diaphragm than Poly EncorePro 520V. |
| Signal-To-Noise Ratio | - | 50 dB |
| MICROPHONE | JBL Quantum 350 Wireless | Poly EncorePro 520V |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 520V microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 20 - 16000 Hz | Poly EncorePro 520V offer a larger microphone frequency range than JBL Quantum 350 Wireless. |
| Sensitivity | -42 dBV/Pascal | 40 dB | |
| Sensitivity Margin | - | +/- 3dB |
| REMOTE CONTROL | JBL Quantum 350 Wireless | Poly EncorePro 520V |
|---|
| Controls | Volume, microphone on/mute | - |
|---|
| CABLE | JBL Quantum 350 Wireless | Poly EncorePro 520V |
|---|
| Cable Type | Audio / USB adapter USB-C to USB-A cable - 1 m |
- | |
|---|---|---|---|
| Cable Length | 1 m | 78.5 cm |
| FEATURES | JBL Quantum 350 Wireless | Poly EncorePro 520V |
|---|
| Features | - | Boom mic length 135mm, 290° rotatable microphone |
|---|
| BATTERY AND CHARGING | JBL Quantum 350 Wireless | Poly EncorePro 520V |
|---|
| Battery Type | Handset battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 500 mAh | - | |
| Battery Life | 22 hour(s) | - | |
| Charging Time | 2 hour(s) | - |
| WIRELESS LINK | JBL Quantum 350 Wireless | Poly EncorePro 520V |
|---|
| Modulation Type | GFSK | - |
|---|
| CONNECTIONS | JBL Quantum 350 Wireless | Poly EncorePro 520V |
|---|
| Connector Type | - | Headset (mini-phone 3.5mm) |
|---|
| OTHERS | JBL Quantum 350 Wireless | Poly EncorePro 520V |
|---|
| Included Accessories | Wind shield, USB dongle | - | |
|---|---|---|---|
| Software Included | JBL Quantum Engine | - | |
| Software Certification | Discord Certified | 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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