Side by side comparison and review of Poly EncorePro 320, USB-C and JBL Quantum 400. 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 | JBL Quantum 400 |
|---|
| Product Type | Headset - wired - USB-C | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 274 g | |
| Colour | - | Black | |
| Earpad Material | - | Memory foam | |
| Recommended Use | Computer | - |
| SOUND QUALITY | Poly EncorePro 320, USB-C | JBL Quantum 400 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | - | DTS | |
| Frequency Response | 50 - 8000 Hz | 20 - 20000 Hz | JBL Quantum 400 offer a larger frequency range than Poly EncorePro 320, USB-C. |
| Max Input Power | - | 30 mW | |
| Sensitivity | - | 98 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 118 dB | - | |
| Diaphragm | 28 mm | - | |
| Features | - | JBL Quantum SURROUND | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly EncorePro 320, USB-C | JBL Quantum 400 |
|---|
| Form Factor | - | Detachable headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | - | |
| Frequency Response | - | 10 - 10000 Hz | |
| Sensitivity | - | -40 dB |
| REMOTE CONTROL | Poly EncorePro 320, USB-C | JBL Quantum 400 |
|---|
| Controls | Mute, volume | - |
|---|
| CABLE | Poly EncorePro 320, USB-C | JBL Quantum 400 |
|---|
| Cable Type | Headset cable | - |
|---|
| CONNECTIONS | Poly EncorePro 320, USB-C | JBL Quantum 400 |
|---|
| Connector Type | Headset (24 pin USB-C) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Poly EncorePro 320, USB-C | JBL Quantum 400 |
|---|
| Software Included | - | JBL Quantum Engine | |
|---|---|---|---|
| Service & Support | - | 1-year warranty |
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