In depth comparison and review of Panasonic RP-HF400B and JVC HA S31M. 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 | Panasonic RP-HF400B | JVC HA S31M |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 130 g | 140 g | Panasonic RP-HF400B are lighter than Panasonic RP-HF400B headphones. |
| Colour | Black | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Panasonic RP-HF400B | JVC HA S31M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Foldable | Yes | - | Panasonic RP-HF400B can be folded. |
| Connectivity Technology | Wireless | Wired | |
| 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) | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | - | 10 - 26000 Hz | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 30 mm | - | |
| Magnet Material | Neodymium | Neodymium | |
| In-Cord Volume Control | - | Yes |
| REMOTE CONTROL | Panasonic RP-HF400B | JVC HA S31M |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | 4-button remote |
|---|
| CABLE | Panasonic RP-HF400B | JVC HA S31M |
|---|
| Cable Type | USB charge cable - 0.1 m | Headphones cable - single-sided - L shaped - 1.2 m | |
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Plated Connector | - | Gold |
| BATTERY AND CHARGING | Panasonic RP-HF400B | JVC HA S31M |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 20 hour(s) | - | |
| Charging Time | 3 hour(s) | - |
| WIRELESS LINK | Panasonic RP-HF400B | JVC HA S31M |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Panasonic RP-HF400B | JVC HA S31M |
|---|
| Connector Type | Bluetooth | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Panasonic RP-HF400B | JVC HA S31M |
|---|
| Compatibility | - | iPhone |
|---|
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