Side by side comparison and review of JVC HA FX21BT and Audio-Technica ATH CKR7TW. 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 FX21BT | Audio-Technica ATH CKR7TW |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 11 g | 8 g | Audio-Technica ATH CKR7TW are lighter than JVC HA FX21BT headphones. |
| Dimensions & Weight Details | - | Headphones: 8 g Charging case: 75 g |
|
| Colour | Black | White | Grey | |
| Protection | Splashproof, sweat-resistant | - | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | JVC HA FX21BT | Audio-Technica ATH CKR7TW |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Audio-Technica ATH CKR7TW 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 | SBC, AAC, aptX | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 5 - 45000 Hz | Audio-Technica ATH CKR7TW offer a larger frequency range than JVC HA FX21BT. |
| Max Input Power | - | 100 mW | |
| Impedance | - | 16 Ohm | |
| Diaphragm | 8.2 mm | 11 mm | Audio-Technica ATH CKR7TW have a thicker diaphragm than JVC HA FX21BT. |
| Magnet Material | Neodymium | - | |
| Features | - | True wireless | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | JVC HA FX21BT | Audio-Technica ATH CKR7TW |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | JVC HA FX21BT | Audio-Technica ATH CKR7TW |
|---|
| Controls | Power on/off, volume control, 3-button remote | Volume, answer/end |
|---|
| CABLE | JVC HA FX21BT | Audio-Technica ATH CKR7TW |
|---|
| Cable Type | USB charge cable | USB charge cable - detachable - 30 cm |
|---|
| BATTERY AND CHARGING | JVC HA FX21BT | Audio-Technica ATH CKR7TW |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | 5 hour(s) | 6 hour(s) | Audio-Technica ATH CKR7TW lasts longer on a single charge than the JVC HA FX21BT. |
| Charging Time | 2.5 hour(s) | 2 hour(s) | Audio-Technica ATH CKR7TW recharge faster than JVC HA FX21BT. |
| CONNECTIONS | JVC HA FX21BT | Audio-Technica ATH CKR7TW |
|---|
| Connector Type | USB (power only) | - |
|---|
| OTHERS | JVC HA FX21BT | Audio-Technica ATH CKR7TW |
|---|
| Included Accessories | 2 pairs of low rebound earpieces (small, medium) | Charging case / portable power bank, 4 pairs of ear tips (XS, small, medium, large) | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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