In depth comparison and review of Marshall Major II Bluetooth and Poly Blackwire 325. 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 325 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 300 Series | |
| Colour | Black | - | |
| Headband Material | - | Metal | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Marshall Major II Bluetooth | Poly Blackwire 325 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| 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 325. |
| Sensitivity | 99 dB | - | |
| Impedance | 64 Ohm | - | |
| Diaphragm | 40 mm | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Marshall Major II Bluetooth | Poly Blackwire 325 |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz |
| REMOTE CONTROL | Marshall Major II Bluetooth | Poly Blackwire 325 |
|---|
| Controls | Answer/end | Mute, volume, answer/end |
|---|
| CABLE | Marshall Major II Bluetooth | Poly Blackwire 325 |
|---|
| Cable Type | Headphones cable USB charge cable |
Headset cable - 2.13 m | |
|---|---|---|---|
| Cable Length | - | 2.13 m |
| FEATURES | Marshall Major II Bluetooth | Poly Blackwire 325 |
|---|
| Additional Functions | - | DSP |
|---|
| BATTERY AND CHARGING | Marshall Major II Bluetooth | Poly Blackwire 325 |
|---|
| Battery Type | Headphone battery | - | |
|---|---|---|---|
| Battery Life | 30 hours | - |
| CONNECTIONS | Marshall Major II Bluetooth | Poly Blackwire 325 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | Marshall Major II Bluetooth | Poly Blackwire 325 |
|---|
| Service & Support | Limited warranty - replacement - 1 year | Limited warranty - 2 years |
|---|
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