In depth comparison and review of JVC HA FX39BT Marshmallow and JVC HA FX21BT. 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 HA FX39BT Marshmallow | JVC HA FX21BT |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 28 g | 11 g | JVC HA FX21BT are lighter than JVC HA FX39BT Marshmallow headphones. |
| Colour | Green | White | Black | Black | White | |
| Protection | - | Splashproof, sweat-resistant | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | JVC HA FX39BT Marshmallow | JVC HA FX21BT |
|---|
| Headphones Form Factor | In-ear - behind-the-neck mount | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 3.0 | Bluetooth 4.1 | JVC HA FX21BT have a more advanced version of Bluetooth than JVC HA FX39BT Marshmallow. |
| 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 | |
| Noise Isolating | Yes | - | JVC HA FX39BT Marshmallow are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Diaphragm | 8.5 mm | 8.2 mm | JVC HA FX39BT Marshmallow have a thicker diaphragm than JVC HA FX21BT. |
| Magnet Material | Neodymium | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JVC HA FX39BT Marshmallow | JVC HA FX21BT |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable |
| REMOTE CONTROL | JVC HA FX39BT Marshmallow | JVC HA FX21BT |
|---|
| Controls | Volume control, play/pause, next/previous track | Power on/off, volume control, 3-button remote |
|---|
| CABLE | JVC HA FX39BT Marshmallow | JVC HA FX21BT |
|---|
| Cable Type | USB charge cable | USB charge cable |
|---|
| BATTERY AND CHARGING | JVC HA FX39BT Marshmallow | JVC HA FX21BT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 14 hour(s) | 5 hour(s) | JVC HA FX39BT Marshmallow lasts longer on a single charge than the JVC HA FX21BT. |
| Charging Time | 3 hour(s) | 2.5 hour(s) | JVC HA FX21BT recharge faster than JVC HA FX39BT Marshmallow. |
| CONNECTIONS | JVC HA FX39BT Marshmallow | JVC HA FX21BT |
|---|
| Connector Type | Bluetooth USB |
USB (power only) |
|---|
| OTHERS | JVC HA FX39BT Marshmallow | JVC HA FX21BT |
|---|
| Included Accessories | 2 pairs of ear tips (small, medium) | 2 pairs of low rebound earpieces (small, medium) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - |
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