Side by side comparison and review of Poly Voyager 4220 USB-C 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 Voyager 4220 USB-C | Cooler Master MH670 |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-C | Headset - 2.4 GHz - wireless | |
|---|---|---|---|
| Series | UC Series | - | |
| Height | - | 19.15 cm | |
| Width | - | 19.2 cm | |
| Depth | - | 8.5 cm | |
| Weight | 150 g | 346.5 g | Poly Voyager 4220 USB-C are lighter than Poly Voyager 4220 USB-C headphones. |
| Body Material | - | Plastic, steel | |
| Earpad Material | - | Foam, polyurethane leather | |
| Headband Material | - | PU leather | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 USB-C | Cooler Master MH670 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 2.4 GHz radio frequency | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, mSBC | - | |
| 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 Voyager 4220 USB-C. |
| Max Input Power | - | 150 mW | |
| Sensitivity | 94 dB | 110 dB | Cooler Master MH670 have higher sensitivity than Poly Voyager 4220 USB-C. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 50 mm | Cooler Master MH670 have a thicker diaphragm than Poly Voyager 4220 USB-C. |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard DIGITAL Technology | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly Voyager 4220 USB-C | Cooler Master MH670 |
|---|
| Form Factor | Headset microphone | Detachable headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Frequency Response | - | 50 - 18000 Hz | |
| Sensitivity | - | -40 dB | |
| Signal-To-Noise Ratio | - | 50 dB | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 USB-C | Cooler Master MH670 |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant | Power on/off, microphone on/mute, master volume |
|---|
| CABLE | Poly Voyager 4220 USB-C | Cooler Master MH670 |
|---|
| 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 |
| FEATURES | Poly Voyager 4220 USB-C | Cooler Master MH670 |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 USB-C | Cooler Master MH670 |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 360 mAh | 1500 mAh | Cooler Master MH670 have a higher battery capacity than Poly Voyager 4220 USB-C. |
| Battery Life | 15 hour(s) | 24 hour(s) | Cooler Master MH670 lasts longer on a single charge than the Poly Voyager 4220 USB-C. |
| Battery Life Details | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
- | |
| Standby Time | 312 hours | - | |
| Charging Time | 1.5 hour(s) | - |
| CONNECTIONS | Poly Voyager 4220 USB-C | Cooler Master MH670 |
|---|
| Connector Type | - | USB 2.0 (4 PIN USB Type A) |
|---|
| OTHERS | Poly Voyager 4220 USB-C | Cooler Master MH670 |
|---|
| Included Accessories | Bluetooth USB adapter, charging stand | - | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Service & Support | - | Limited warranty - 2 years |
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