In depth comparison and review of Marshall Major II Bluetooth and Poly Blackwire 3320. 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 | Marshall Major II Bluetooth | Poly Blackwire 3320 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Weight | - | 130 g | |
| Colour | Black | - | |
| Protection | - | Hearing protection | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Marshall Major II Bluetooth | Poly Blackwire 3320 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Marshall Major II Bluetooth can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 10 - 20000 Hz | 20 - 20000 Hz | Marshall Major II Bluetooth offer a larger frequency range than Poly Blackwire 3320. |
| Sensitivity | 99 dB | 94 dB | Marshall Major II Bluetooth have higher sensitivity than Poly Blackwire 3320. |
| Impedance | 64 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | Marshall Major II Bluetooth have a thicker diaphragm than Poly Blackwire 3320. |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Marshall Major II Bluetooth | Poly Blackwire 3320 |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Noise Cancelling | - | Yes | Poly Blackwire 3320 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Marshall Major II Bluetooth | Poly Blackwire 3320 |
|---|
| Controls | Answer/end | Mute, volume, answer/end |
|---|
| CABLE | Marshall Major II Bluetooth | Poly Blackwire 3320 |
|---|
| Cable Type | Headphones cable USB charge cable |
Headset cable |
|---|
| BATTERY AND CHARGING | Marshall Major II Bluetooth | Poly Blackwire 3320 |
|---|
| Battery Type | Headphone battery | - | |
|---|---|---|---|
| Battery Life | 30 hours | - |
| CONNECTIONS | Marshall Major II Bluetooth | Poly Blackwire 3320 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | USB (4 PIN USB Type A) |
|---|
| OTHERS | Marshall Major II Bluetooth | Poly Blackwire 3320 |
|---|
| Software Certification | - | Certified for Microsoft Teams | |
|---|---|---|---|
| Service & Support | Limited warranty - replacement - 1 year | Limited warranty - 2 years |
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