Detailed comparison and review of JVC TINYPHONES HA-KD9BT and Poly Voyager 4220 UC, USB-C, Microsoft Teams. 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 TINYPHONES HA-KD9BT | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless - USB-C via Bluetooth adapter | |
|---|---|---|---|
| Weight | 120 g | 150 g | JVC TINYPHONES HA-KD9BT are lighter than JVC TINYPHONES HA-KD9BT headphones. |
| Design | Kids | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | JVC TINYPHONES HA-KD9BT | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Poly Voyager 4220 UC, USB-C, Microsoft Teams have a more advanced version of Bluetooth than JVC TINYPHONES HA-KD9BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC | SBC, mSBC | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 85 dB | - | |
| Impedance | 20 Ohm | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Magnet Material | Ferrite | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | JVC TINYPHONES HA-KD9BT | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Form Factor | Built-in | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | JVC TINYPHONES HA-KD9BT | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Controls | Volume, power on/off | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
|---|
| CABLE | JVC TINYPHONES HA-KD9BT | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Cable Type | USB charge cable - detachable | - |
|---|
| FEATURES | JVC TINYPHONES HA-KD9BT | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Features | - | Voice alerts | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | - | Alexa |
| BATTERY AND CHARGING | JVC TINYPHONES HA-KD9BT | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Battery Type | 1 x headphone battery rechargeable | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | 12 hour(s) | 15 hour(s) | Poly Voyager 4220 UC, USB-C, Microsoft Teams lasts longer on a single charge than the JVC TINYPHONES HA-KD9BT. |
| Battery Life Details | - | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | - | 312 hours | |
| Charging Time | 3 hour(s) | 1.5 hour(s) | Poly Voyager 4220 UC, USB-C, Microsoft Teams recharge faster than JVC TINYPHONES HA-KD9BT. |
| Included Qty | 1 | - |
| CONNECTIONS | JVC TINYPHONES HA-KD9BT | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Connector Type | Bluetooth USB (power only) (micro-USB) |
Wireless adapter (USB Type-C) |
|---|
| OTHERS | JVC TINYPHONES HA-KD9BT | Poly Voyager 4220 UC, USB-C, Microsoft Teams |
|---|
| Included Accessories | Stickers | Bluetooth USB-C adapter |
|---|
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