Detailed comparison and review of JVC HA KD7 and Poly Voyager 4220. 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 | JVC HA KD7 | Poly Voyager 4220 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Series | - | 4200 UC Series | |
| Weight | 110 g | 150 g | JVC HA KD7 are lighter than JVC HA KD7 headphones. |
| Colour | Pink violet | - | |
| Design | Kids | - | |
| Recommended Use | Home audio | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | JVC HA KD7 | Poly Voyager 4220 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| 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 | |
| Volume Limiting Function | Yes | - | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 15 - 23000 Hz | 20 - 20000 Hz | JVC HA KD7 offer a larger frequency range than Poly Voyager 4220. |
| Max Input Power | 200 mW | - | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 85 dB | - | |
| Diaphragm | 30 mm | 32 mm | Poly Voyager 4220 have a thicker diaphragm than JVC HA KD7. |
| Magnet Material | Ferrite | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | JVC HA KD7 | Poly Voyager 4220 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Uni-directional, MEMS-directional | |
| Noise Cancelling | - | Yes | Poly Voyager 4220 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 6800 Hz | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | JVC HA KD7 | Poly Voyager 4220 |
|---|
| Controls | - | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
|---|
| CABLE | JVC HA KD7 | Poly Voyager 4220 |
|---|
| Cable Type | Headphones cable - straight - 80 cm | - | |
|---|---|---|---|
| Cable Length | 80 cm | - | |
| Plated Connector | Nickel | - |
| FEATURES | JVC HA KD7 | Poly Voyager 4220 |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | JVC HA KD7 | Poly Voyager 4220 |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | - | 15 hour(s) | |
| 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 | JVC HA KD7 | Poly Voyager 4220 |
|---|
| Connector Type | (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | JVC HA KD7 | Poly Voyager 4220 |
|---|
| Included Accessories | Stickers | Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams |
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