Side by side comparison and review of JVC HA FX21BT and Poly SupraPlus SDS 1031-15. 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 | JVC HA FX21BT | Poly SupraPlus SDS 1031-15 |
|---|
| Product Type | Earphones - Bluetooth - wireless | Headset | |
|---|---|---|---|
| Weight | 11 g | - | |
| Colour | Black | White | - | |
| Protection | Splashproof, sweat-resistant | - |
| SOUND QUALITY | JVC HA FX21BT | Poly SupraPlus SDS 1031-15 |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Diaphragm | 8.2 mm | - | |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | JVC HA FX21BT | Poly SupraPlus SDS 1031-15 |
|---|
| Type | On-cable | - |
|---|
| REMOTE CONTROL | JVC HA FX21BT | Poly SupraPlus SDS 1031-15 |
|---|
| Controls | Power on/off, volume control, 3-button remote | Push to Talk (PTT) |
|---|
| CABLE | JVC HA FX21BT | Poly SupraPlus SDS 1031-15 |
|---|
| Cable Type | USB charge cable | Quick Disconnect to LEMO FFP.2S.310 cable |
|---|
| BATTERY AND CHARGING | JVC HA FX21BT | Poly SupraPlus SDS 1031-15 |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 5 hour(s) | - | |
| Charging Time | 2.5 hour(s) | - |
| CONNECTIONS | JVC HA FX21BT | Poly SupraPlus SDS 1031-15 |
|---|
| Connector Type | USB (power only) | - |
|---|
| OTHERS | JVC HA FX21BT | Poly SupraPlus SDS 1031-15 |
|---|
| Included Accessories | 2 pairs of low rebound earpieces (small, medium) | - | |
|---|---|---|---|
| TAA Compliant | - | Yes |
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