Side by side comparison and review of Cooler Master MH670 and Poly Savi 8240-M D2. 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 | Cooler Master MH670 | Poly Savi 8240-M D2 |
|---|
| Product Type | Headset - 2.4 GHz - wireless | Headset | |
|---|---|---|---|
| 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 | - |
| SOUND QUALITY | Cooler Master MH670 | Poly Savi 8240-M D2 |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Connectivity Technology | Wireless | - | |
| Wireless Technology | 2.4 GHz radio frequency | - | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | 7.1 Channel Virtual Surround Sound | - | |
| Frequency Response | 15 - 20000 Hz | - | |
| Max Input Power | 150 mW | - | |
| Sensitivity | 110 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 50 mm | - | |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Cooler Master MH670 | Poly Savi 8240-M D2 |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 50 - 18000 Hz | - | |
| Sensitivity | -40 dB | - | |
| Signal-To-Noise Ratio | 50 dB | - |
| REMOTE CONTROL | Cooler Master MH670 | Poly Savi 8240-M D2 |
|---|
| Controls | Power on/off, microphone on/mute, master volume | - |
|---|
| CABLE | Cooler Master MH670 | Poly Savi 8240-M D2 |
|---|
| Cable Type | 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 | 1.5 m | - |
| BATTERY AND CHARGING | Cooler Master MH670 | Poly Savi 8240-M D2 |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Capacity | 1500 mAh | - | |
| Battery Life | 24 hour(s) | - |
| CONNECTIONS | Cooler Master MH670 | Poly Savi 8240-M D2 |
|---|
| Connector Type | USB 2.0 (4 PIN USB Type A) | - |
|---|
| OTHERS | Cooler Master MH670 | Poly Savi 8240-M D2 |
|---|
| Service & Support | Limited warranty - 2 years | - |
|---|
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