Detailed comparison and review of Poly Blackwire 3325 and Marshall MONITOR II A.N.C.. 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 3325 | Marshall MONITOR II A.N.C. |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | 3300 Series | - | |
| Height | 18.6 cm | - | |
| Width | 21.6 cm | - | |
| Depth | 5.6 cm | - | |
| Weight | 130 g | 320 g | Poly Blackwire 3325 are lighter than Poly Blackwire 3325 headphones. |
| Colour | - | Black | |
| Earpad Material | Leatherette | - | |
| Protection | Hearing protection | - | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Poly Blackwire 3325 | Marshall MONITOR II A.N.C. |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | Yes | - | |
| Foldable | - | Yes | Marshall MONITOR II A.N.C. can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Active Noise Cancelling | - | Yes | Marshall MONITOR II A.N.C. are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 94 dB | 96 dB | Marshall MONITOR II A.N.C. have higher sensitivity than Poly Blackwire 3325. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 40 mm | Marshall MONITOR II A.N.C. have a thicker diaphragm than Poly Blackwire 3325. |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3325 | Marshall MONITOR II A.N.C. |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Noise Cancelling | Yes | - | Poly Blackwire 3325 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -38 dB | - |
| REMOTE CONTROL | Poly Blackwire 3325 | Marshall MONITOR II A.N.C. |
|---|
| Controls | Mute, volume, answer/end | Volume, power on/off, answer/end, play/pause, next/previous track, skip track, voice assistant, equaliser preset, ANC on/off |
|---|
| CABLE | Poly Blackwire 3325 | Marshall MONITOR II A.N.C. |
|---|
| Cable Type | Headset cable | Headphones cable - detachable | |
|---|---|---|---|
| Detachable Cable | - | Yes |
| FEATURES | Poly Blackwire 3325 | Marshall MONITOR II A.N.C. |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Intelligent Assistant | - | Google Assistant |
| BATTERY AND CHARGING | Poly Blackwire 3325 | Marshall MONITOR II A.N.C. |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 30 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling ON / Bluetooth): up to 30 hours Continuous playback (noise cancelling OFF / Bluetooth): up to 45 hours |
|
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | Poly Blackwire 3325 | Marshall MONITOR II A.N.C. |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly Blackwire 3325 | Marshall MONITOR II A.N.C. |
|---|
| Included Accessories | Carrying pouch | Carrying bag, USB-C charging cable | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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