Side by side comparison and review of Poly Blackwire 325 and Cooler Master MH752. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Poly Blackwire 325 | Cooler Master MH752 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | - | |
| Height | - | 21.5 cm | |
| Width | - | 14.9 cm | |
| Depth | - | 8.5 cm | |
| Weight | - | 340 g | |
| Body Material | - | Plastic, steel | |
| Earpad Material | - | Foam, polyurethane leather | |
| Headband Material | Metal | Foam, PU leather | |
| Recommended Use | - | Game console, portable electronics, computer |
| SOUND QUALITY | Poly Blackwire 325 | Cooler Master MH752 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | 7.1 Channel Virtual Surround Sound | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 97 dB | |
| Impedance | - | 26 Ohm | |
| Diaphragm | - | 40 mm | |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly Blackwire 325 | Cooler Master MH752 |
|---|
| 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. |
| Audio Input Details | - | Omni-directional - 100 - 10000 Hz | |
| Sensitivity | - | -42 dB | |
| Signal-To-Noise Ratio | - | 55 dB |
| REMOTE CONTROL | Poly Blackwire 325 | Cooler Master MH752 |
|---|
| Controls | Mute, volume, answer/end | Volume, surround on/off, microphone on/mute |
|---|
| CABLE | Poly Blackwire 325 | Cooler Master MH752 |
|---|
| Cable Type | Headset cable - 2.13 m | Headset cable - detachable - 1.5 m USB cable - detachable - 1.5 m |
|
|---|---|---|---|
| Cable Length | 2.13 m | 1.5 m | |
| Detachable Cable | - | Yes |
| FEATURES | Poly Blackwire 325 | Cooler Master MH752 |
|---|
| Additional Functions | DSP | - |
|---|
| CONNECTIONS | Poly Blackwire 325 | Cooler Master MH752 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Poly Blackwire 325 | Cooler Master MH752 |
|---|
| Included Accessories | - | External USB control box | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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