Side by side comparison and review of JVC HA S40BT and JVC TINYPHONES HA-KD9BT. 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 S40BT | JVC TINYPHONES HA-KD9BT |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 146 g | 120 g | JVC TINYPHONES HA-KD9BT are lighter than JVC HA S40BT headphones. |
| Design | - | Kids | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | JVC HA S40BT | JVC TINYPHONES HA-KD9BT |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 3.0 | Bluetooth 4.2 | JVC TINYPHONES HA-KD9BT have a more advanced version of Bluetooth than JVC HA S40BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Low Complexity Subband Coding (SBC) | 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 | Bass Boost | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 85 dB | |
| Impedance | - | 20 Ohm | |
| Diaphragm | 30.5 mm | - | |
| Magnet Material | Neodymium | Ferrite |
| MICROPHONE | JVC HA S40BT | JVC TINYPHONES HA-KD9BT |
|---|
| Form Factor | - | Built-in |
|---|
| REMOTE CONTROL | JVC HA S40BT | JVC TINYPHONES HA-KD9BT |
|---|
| Controls | - | Volume, power on/off |
|---|
| CABLE | JVC HA S40BT | JVC TINYPHONES HA-KD9BT |
|---|
| Cable Type | Micro-USB charge cable | USB charge cable - detachable |
|---|
| BATTERY AND CHARGING | JVC HA S40BT | JVC TINYPHONES HA-KD9BT |
|---|
| Battery Type | Handset battery rechargeable | 1 x headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 17 hour(s) | 12 hour(s) | JVC HA S40BT lasts longer on a single charge than the JVC TINYPHONES HA-KD9BT. |
| Charging Time | 3 hour(s) | 3 hour(s) | The charging of both headphones last the same time. |
| Included Qty | - | 1 |
| CONNECTIONS | JVC HA S40BT | JVC TINYPHONES HA-KD9BT |
|---|
| Connector Type | Bluetooth | Bluetooth USB (power only) (micro-USB) |
|---|
| OTHERS | JVC HA S40BT | JVC TINYPHONES HA-KD9BT |
|---|
| Included Accessories | - | Stickers |
|---|
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