Detailed comparison and review of Poly Blackwire 3320 and JBL Quantum 400. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly Blackwire 3320 | JBL Quantum 400 |
|---|
| Product Type | Headset - wired - USB | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | 3300 Series | - | |
| Weight | 130 g | 274 g | Poly Blackwire 3320 are lighter than Poly Blackwire 3320 headphones. |
| Colour | - | Black | |
| Earpad Material | - | Memory foam | |
| Protection | Hearing protection | - |
| SOUND QUALITY | Poly Blackwire 3320 | JBL Quantum 400 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | - | DTS | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | - | 30 mW | |
| Sensitivity | 94 dB | 98 dB | JBL Quantum 400 have higher sensitivity than Poly Blackwire 3320. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | - | |
| Features | SoundGuard Technology | JBL Quantum SURROUND | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3320 | JBL Quantum 400 |
|---|
| Form Factor | - | Detachable headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Noise Cancelling | Yes | - | Poly Blackwire 3320 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 10 - 10000 Hz | JBL Quantum 400 offer a larger microphone frequency range than Poly Blackwire 3320. |
| Sensitivity | -38 dB | -40 dB |
| REMOTE CONTROL | Poly Blackwire 3320 | JBL Quantum 400 |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CABLE | Poly Blackwire 3320 | JBL Quantum 400 |
|---|
| Cable Type | Headset cable | - |
|---|
| CONNECTIONS | Poly Blackwire 3320 | JBL Quantum 400 |
|---|
| Connector Type | USB (4 PIN USB Type A) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Poly Blackwire 3320 | JBL Quantum 400 |
|---|
| Software Included | - | JBL Quantum Engine | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Service & Support | Limited warranty - 2 years | 1-year warranty |
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