In depth comparison and review of Lenovo 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 | Lenovo | JVC HA FX21BT |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 37 cm | - | |
| Width | 11 cm | - | |
| Depth | 2 cm | - | |
| Weight | 25 g | 11 g | JVC HA FX21BT are lighter than Lenovo headphones. |
| Colour | Black | Black | White | |
| Earpad Material | Silicone | - | |
| Protection | Waterproof, IPX5 | Splashproof, sweat-resistant | |
| Recommended Use | Portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Lenovo | JVC HA FX21BT |
|---|
| Headphones Form Factor | In-ear - neckband | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 4.1 | Lenovo have a more advanced version of Bluetooth than JVC HA FX21BT. |
| 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 | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | Deep Bass | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 110 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 13 mm | 8.2 mm | Lenovo have a thicker diaphragm than JVC HA FX21BT. |
| Magnet Material | Neodymium | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Lenovo | JVC HA FX21BT |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | On-cable | On-cable | |
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -42 dB | - | |
| Signal-To-Noise Ratio | 58 dB | - |
| REMOTE CONTROL | Lenovo | JVC HA FX21BT |
|---|
| Controls | Volume, power on/off, microphone on/mute | Power on/off, volume control, 3-button remote |
|---|
| CABLE | Lenovo | JVC HA FX21BT |
|---|
| Cable Type | Micro-USB charge cable - 1 m | USB charge cable |
|---|
| FEATURES | Lenovo | JVC HA FX21BT |
|---|
| Features | Touch control | - |
|---|
| BATTERY AND CHARGING | Lenovo | JVC HA FX21BT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 100 mAh | - | |
| Battery Life | 10 hours | 5 hour(s) | Lenovo lasts longer on a single charge than the JVC HA FX21BT. |
| Battery Life Details | Continuous playback (with included charging case): up to 10 hours Continuous playback (with single charge): up to 4 hours |
- | |
| Standby Time | 100 hours | - | |
| Charging Time | 1.5 hours | 2.5 hour(s) | Lenovo recharge faster than Lenovo. |
| CONNECTIONS | Lenovo | JVC HA FX21BT |
|---|
| Connector Type | Bluetooth | USB (power only) |
|---|
| OTHERS | Lenovo | JVC HA FX21BT |
|---|
| Included Accessories | Eargels, Buggy Bag, Shark Fins | 2 pairs of low rebound earpieces (small, medium) | |
|---|---|---|---|
| Compliant Standards | TUV, CB, IC, FCC, KCC, CEC, NRCAN, JRF, DOE, RED | - | |
| Service & Support | Limited warranty - 1 year | - |
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