In depth comparison and review of Poly EncorePro 320, USB-A and Shure SRH940-EFS. 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 | Poly EncorePro 320, USB-A | Shure SRH940-EFS |
|---|
| Product Type | Headset - wired - USB | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 322 g | |
| Recommended Use | Computer | Professional audio, home audio |
| SOUND QUALITY | Poly EncorePro 320, USB-A | Shure SRH940-EFS |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Shure SRH940-EFS can be folded. |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 8000 Hz | 5 - 30000 Hz | Shure SRH940-EFS offer a larger frequency range than Poly EncorePro 320, USB-A. |
| Max Input Power | - | 1000 mW | |
| Sensitivity | - | 100 dB/mW | |
| Impedance | 32 Ohm | 42 Ohm | |
| Max Sound Pressure | 118 dB | - | |
| Diaphragm | 28 mm | 40 mm | Shure SRH940-EFS have a thicker diaphragm than Poly EncorePro 320, USB-A. |
| Magnet Material | - | Neodymium magnet | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly EncorePro 320, USB-A | Shure SRH940-EFS |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | - |
| REMOTE CONTROL | Poly EncorePro 320, USB-A | Shure SRH940-EFS |
|---|
| Controls | Mute, volume | - |
|---|
| CABLE | Poly EncorePro 320, USB-A | Shure SRH940-EFS |
|---|
| Cable Type | Headset cable | Headphones cable - detachable - coiled - 3 m Headphones cable - detachable |
|
|---|---|---|---|
| Cable Length | - | 3 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| CONNECTIONS | Poly EncorePro 320, USB-A | Shure SRH940-EFS |
|---|
| Connector Type | Headset (4 PIN USB Type A) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly EncorePro 320, USB-A | Shure SRH940-EFS |
|---|
| Included Accessories | - | Carrying case, 6.3 mm (1/4") stereo adapter, velour ear pads | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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