Side by side comparison and review of Poly EncorePro 320, USB-C and Alpha Bravo GX1. 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 | Poly EncorePro 320, USB-C | Alpha Bravo GX1 |
|---|
| Product Type | Headset - wired - USB-C | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | - | |
| Recommended Use | Computer | Game console, portable electronics, computer |
| SOUND QUALITY | Poly EncorePro 320, USB-C | Alpha Bravo GX1 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 8000 Hz | 20 - 20000 Hz | Alpha Bravo GX1 offer a larger frequency range than Poly EncorePro 320, USB-C. |
| Sensitivity | - | 116 dB | |
| Impedance | 32 Ohm | 16 Ohm | |
| Max Sound Pressure | 118 dB | - | |
| Diaphragm | 28 mm | 50 mm | Alpha Bravo GX1 have a thicker diaphragm than Poly EncorePro 320, USB-C. |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly EncorePro 320, USB-C | Alpha Bravo GX1 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Noise Cancelling | - | Yes | Alpha Bravo GX1 microphone can cancel out ambient noise. |
| Sensitivity | - | -36 dB |
| REMOTE CONTROL | Poly EncorePro 320, USB-C | Alpha Bravo GX1 |
|---|
| Controls | Mute, volume | - |
|---|
| CABLE | Poly EncorePro 320, USB-C | Alpha Bravo GX1 |
|---|
| Cable Type | Headset cable | USB cable |
|---|
| FEATURES | Poly EncorePro 320, USB-C | Alpha Bravo GX1 |
|---|
| Additional Functions | - | LED backlight (blue) |
|---|
| CONNECTIONS | Poly EncorePro 320, USB-C | Alpha Bravo GX1 |
|---|
| Connector Type | Headset (24 pin USB-C) | USB (4 PIN USB Type A) |
|---|
| OTHERS | Poly EncorePro 320, USB-C | Alpha Bravo GX1 |
|---|
| Included Accessories | - | 3.5 mm to USB adapter |
|---|
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