In depth comparison and review of JBL Quantum 350 Wireless and Poly Blackwire 3320-M. 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 | JBL Quantum 350 Wireless | Poly Blackwire 3320-M |
|---|
| Product Type | Headset - 2.4 GHz - wireless, wired | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Blackwire 3300 series | |
| Height | 20 cm | 17.8 cm | |
| Width | 16 cm | 15.5 cm | |
| Depth | 9.3 cm | 3.2 cm | |
| Weight | 252 g | 130 g | Poly Blackwire 3320-M are lighter than JBL Quantum 350 Wireless headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Foam | |
| Recommended Use | Game console, computer | Portable electronics, computer |
| SOUND QUALITY | JBL Quantum 350 Wireless | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | 2.4 GHz radio frequency | - | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3320-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | QuantumSOUND Signature | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 115 dB | 116 dB | Poly Blackwire 3320-M have higher sensitivity than JBL Quantum 350 Wireless. |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 93 dB | 118 dB | |
| Diaphragm | 40 mm | 32 mm | JBL Quantum 350 Wireless have a thicker diaphragm than Poly Blackwire 3320-M. |
| Features | - | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JBL Quantum 350 Wireless | Poly Blackwire 3320-M |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | -42 dBV/Pascal | -38 dB |
| REMOTE CONTROL | JBL Quantum 350 Wireless | Poly Blackwire 3320-M |
|---|
| Controls | Volume, microphone on/mute | Mute, volume, answer/end |
|---|
| CABLE | JBL Quantum 350 Wireless | Poly Blackwire 3320-M |
|---|
| Cable Type | Audio / USB adapter USB-C to USB-A cable - 1 m |
- | |
|---|---|---|---|
| Cable Length | 1 m | - |
| BATTERY AND CHARGING | JBL Quantum 350 Wireless | Poly Blackwire 3320-M |
|---|
| Battery Type | Handset battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 500 mAh | - | |
| Battery Life | 22 hour(s) | - | |
| Charging Time | 2 hour(s) | - |
| WIRELESS LINK | JBL Quantum 350 Wireless | Poly Blackwire 3320-M |
|---|
| Modulation Type | GFSK | - |
|---|
| CONNECTIONS | JBL Quantum 350 Wireless | Poly Blackwire 3320-M |
|---|
| Connector Type | - | USB (24 pin USB-C) |
|---|
| OTHERS | JBL Quantum 350 Wireless | Poly Blackwire 3320-M |
|---|
| Included Accessories | Wind shield, USB dongle | - | |
|---|---|---|---|
| Software Included | JBL Quantum Engine | - | |
| Compatibility | - | Mac, Windows | |
| Software Certification | Discord Certified | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS | |
| Service & Support | Limited warranty - 2 years | - |
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