Side by side comparison and review of Marshall Major III Bluetooth and Poly EncorePro 520V. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Marshall Major III Bluetooth | Poly EncorePro 520V |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | EncorePro 500 series | |
| Height | - | 6.7 cm | |
| Width | - | 11.1 cm | |
| Depth | - | 14.9 cm | |
| Weight | 178 g | 74 g | Poly EncorePro 520V are lighter than Marshall Major III Bluetooth headphones. |
| Colour | Brown | White | Black | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Marshall Major III Bluetooth | Poly EncorePro 520V |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | Marshall Major III Bluetooth can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Audio Codec | aptX | - | |
| 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 | 20 - 20000 Hz | - | |
| Sensitivity | 97 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 40 mm | 5.6 mm | Marshall Major III Bluetooth have a thicker diaphragm than Poly EncorePro 520V. |
| Signal-To-Noise Ratio | - | 50 dB | |
| Features | Bluetooth aptX technology | - |
| MICROPHONE | Marshall Major III Bluetooth | Poly EncorePro 520V |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| 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 |
| REMOTE CONTROL | Marshall Major III Bluetooth | Poly EncorePro 520V |
|---|
| Controls | Power on/off, volume control, answer/end, play/pause, reject call, shuffle | - |
|---|
| CABLE | Marshall Major III Bluetooth | Poly EncorePro 520V |
|---|
| Cable Type | Headphones cable - detachable - coiled - L shaped | - | |
|---|---|---|---|
| Cable Length | - | 78.5 cm | |
| Detachable Cable | Yes | - |
| FEATURES | Marshall Major III Bluetooth | Poly EncorePro 520V |
|---|
| Features | - | Boom mic length 135mm, 290° rotatable microphone |
|---|
| BATTERY AND CHARGING | Marshall Major III Bluetooth | Poly EncorePro 520V |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 30 hour(s) | - | |
| Charging Time | 3 hour(s) | - |
| CONNECTIONS | Marshall Major III Bluetooth | Poly EncorePro 520V |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) Audio line-out (mini-phone stereo 3.5 mm) |
Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Marshall Major III Bluetooth | Poly EncorePro 520V |
|---|
| Included Accessories | Micro-USB charging cable | - | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business, UC certified | |
| Supported Host Device OS | - | macOS, Windows | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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