In depth comparison and review of JVC TINYPHONES HA-KD9BT and Poly EncorePro 320, USB-A. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | JVC TINYPHONES HA-KD9BT | Poly EncorePro 320, USB-A |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 300 Series | |
| Weight | 120 g | - | |
| Design | Kids | - | |
| Recommended Use | - | Computer |
| SOUND QUALITY | JVC TINYPHONES HA-KD9BT | Poly EncorePro 320, USB-A |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.2 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC | - | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 50 - 8000 Hz | JVC TINYPHONES HA-KD9BT offer a larger frequency range than Poly EncorePro 320, USB-A. |
| Sensitivity | 85 dB | - | |
| Impedance | 20 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | - | 28 mm | |
| Magnet Material | Ferrite | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JVC TINYPHONES HA-KD9BT | Poly EncorePro 320, USB-A |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Uni-directional |
| REMOTE CONTROL | JVC TINYPHONES HA-KD9BT | Poly EncorePro 320, USB-A |
|---|
| Controls | Volume, power on/off | Mute, volume |
|---|
| CABLE | JVC TINYPHONES HA-KD9BT | Poly EncorePro 320, USB-A |
|---|
| Cable Type | USB charge cable - detachable | Headset cable |
|---|
| BATTERY AND CHARGING | JVC TINYPHONES HA-KD9BT | Poly EncorePro 320, USB-A |
|---|
| Battery Type | 1 x headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 12 hour(s) | - | |
| Charging Time | 3 hour(s) | - | |
| Included Qty | 1 | - |
| CONNECTIONS | JVC TINYPHONES HA-KD9BT | Poly EncorePro 320, USB-A |
|---|
| Connector Type | Bluetooth USB (power only) (micro-USB) |
Headset (4 PIN USB Type A) |
|---|
| OTHERS | JVC TINYPHONES HA-KD9BT | Poly EncorePro 320, USB-A |
|---|
| Included Accessories | Stickers | - |
|---|
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