In depth comparison and review of V7 HA520-2EP and JVC HA S31BT. 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 | V7 HA520-2EP | JVC HA S31BT |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 18.8 cm | - | |
| Width | 6.8 cm | - | |
| Depth | 14.8 cm | - | |
| Weight | 163.5 g | 158 g | JVC HA S31BT are lighter than V7 HA520-2EP headphones. |
| Colour | Black | - | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | V7 HA520-2EP | JVC HA S31BT |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Foldable | - | Yes | JVC HA S31BT can be folded. |
| Connectivity Technology | Wired | 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 | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | - | Dynamic Bass Boost (DBB) | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 110 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 30.7 mm | V7 HA520-2EP have a thicker diaphragm than JVC HA S31BT. |
| Magnet Material | - | Ferrite | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | V7 HA520-2EP | JVC HA S31BT |
|---|
| Form Factor | - | Built-in |
|---|
| REMOTE CONTROL | V7 HA520-2EP | JVC HA S31BT |
|---|
| Controls | - | 4-button remote |
|---|
| CABLE | V7 HA520-2EP | JVC HA S31BT |
|---|
| Cable Type | Headphones cable - 1.8 m | USB charge cable - detachable | |
|---|---|---|---|
| Cable Length | 1.8 m | - |
| BATTERY AND CHARGING | V7 HA520-2EP | JVC HA S31BT |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 17 hour(s) | |
| Charging Time | - | 3 hour(s) |
| CONNECTIONS | V7 HA520-2EP | JVC HA S31BT |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (power only) (micro-USB) |
|---|
| OTHERS | V7 HA520-2EP | JVC HA S31BT |
|---|
| Compliant Standards | FCC, RoHS | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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