Side by side comparison and review of Poly Blackwire C725-UC and Cooler Master MH670. 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 C725-UC | Cooler Master MH670 |
|---|
| Product Type | Headset - wired - USB | Headset - 2.4 GHz - wireless | |
|---|---|---|---|
| Series | 700 Series | - | |
| Height | - | 19.15 cm | |
| Width | - | 19.2 cm | |
| Depth | - | 8.5 cm | |
| Weight | - | 346.5 g | |
| Body Material | - | Plastic, steel | |
| Earpad Material | - | Foam, polyurethane leather | |
| Headband Material | - | PU leather | |
| Recommended Use | Computer | - |
| SOUND QUALITY | Poly Blackwire C725-UC | Cooler Master MH670 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | 2.4 GHz radio frequency | |
| Active Noise Cancelling | Yes | - | Poly Blackwire C725-UC are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | SoundGuard | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | 7.1 Channel Virtual Surround Sound | |
| Frequency Response | 20 - 20000 Hz | 15 - 20000 Hz | Cooler Master MH670 offer a larger frequency range than Poly Blackwire C725-UC. |
| Max Input Power | - | 150 mW | |
| Sensitivity | - | 110 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 50 mm | |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly Blackwire C725-UC | Cooler Master MH670 |
|---|
| Form Factor | Headset microphone | Detachable headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 100 - 8000 Hz | 50 - 18000 Hz | Cooler Master MH670 offer a larger microphone frequency range than Poly Blackwire C725-UC. |
| Sensitivity | - | -40 dB | |
| Signal-To-Noise Ratio | - | 50 dB |
| REMOTE CONTROL | Poly Blackwire C725-UC | Cooler Master MH670 |
|---|
| Controls | Mute, volume, answer/end | Power on/off, microphone on/mute, master volume |
|---|
| CABLE | Poly Blackwire C725-UC | Cooler Master MH670 |
|---|
| Cable Type | USB cable - 2.04 m | Mini-phone 3.5 mm to mini-phone 3.5 mm cable - 1.5 m Micro-USB charge cable - 1.2 m USB-C to USB-A adapter |
|
|---|---|---|---|
| Cable Length | 2.04 m | 1.5 m |
| BATTERY AND CHARGING | Poly Blackwire C725-UC | Cooler Master MH670 |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 1500 mAh | |
| Battery Life | - | 24 hour(s) |
| CONNECTIONS | Poly Blackwire C725-UC | Cooler Master MH670 |
|---|
| Connector Type | USB (4 PIN USB Type A) | USB 2.0 (4 PIN USB Type A) |
|---|
| OTHERS | Poly Blackwire C725-UC | Cooler Master MH670 |
|---|
| Included Accessories | Carrying case | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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