Detailed comparison and review of Marshall Major III Bluetooth and Poly Blackwire 3320. 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 | Marshall Major III Bluetooth | Poly Blackwire 3320 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Weight | 178 g | 130 g | Poly Blackwire 3320 are lighter than Marshall Major III Bluetooth headphones. |
| Colour | Brown | White | Black | - | |
| Protection | - | Hearing protection | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Marshall Major III Bluetooth | Poly Blackwire 3320 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | Marshall Major III Bluetooth can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Audio Codec | aptX | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 97 dB | 94 dB | Marshall Major III Bluetooth have higher sensitivity than Poly Blackwire 3320. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | Marshall Major III Bluetooth have a thicker diaphragm than Poly Blackwire 3320. |
| Features | Bluetooth aptX technology | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Marshall Major III Bluetooth | Poly Blackwire 3320 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | 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 III Bluetooth | Poly Blackwire 3320 |
|---|
| Controls | Power on/off, volume control, answer/end, play/pause, reject call, shuffle | Mute, volume, answer/end |
|---|
| CABLE | Marshall Major III Bluetooth | Poly Blackwire 3320 |
|---|
| Cable Type | Headphones cable - detachable - coiled - L shaped | Headset cable | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | Marshall Major III Bluetooth | Poly Blackwire 3320 |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 30 hour(s) | - | |
| Charging Time | 3 hour(s) | - |
| CONNECTIONS | Marshall Major III Bluetooth | Poly Blackwire 3320 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) Audio line-out (mini-phone stereo 3.5 mm) |
USB (4 PIN USB Type A) |
|---|
| OTHERS | Marshall Major III Bluetooth | Poly Blackwire 3320 |
|---|
| Included Accessories | Micro-USB charging cable | - | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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