Detailed comparison and review of JBL Free and ifrogz impulse duo. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | JBL Free | ifrogz impulse duo |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 99 g | - | |
| Colour | White | Black | Black & silver | Silver | |
| Protection | - | Sweat-resistant | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 9.1 m |
| SOUND QUALITY | JBL Free | ifrogz impulse duo |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | - | |
| 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 - 22000 Hz | 20 - 20000 Hz | JBL Free offer a larger frequency range than ifrogz impulse duo. |
| Sensitivity | - | 100 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | 5.8 mm | 6 mm | ifrogz impulse duo have a thicker diaphragm than JBL Free. |
| Magnet Material | - | Neodymium |
| MICROPHONE | JBL Free | ifrogz impulse duo |
|---|
| Form Factor | Built-in | - |
|---|
| REMOTE CONTROL | JBL Free | ifrogz impulse duo |
|---|
| Controls | - | Power on/off, volume control, play/pause, next/previous track |
|---|
| CABLE | JBL Free | ifrogz impulse duo |
|---|
| Cable Type | Micro-USB charge cable | - |
|---|
| BATTERY AND CHARGING | JBL Free | ifrogz impulse duo |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 4 hour(s) | 12 hour(s) | ifrogz impulse duo lasts longer on a single charge than the JBL Free. |
| Charging Time | 2 hour(s) | 2.5 hour(s) | JBL Free recharge faster than JBL Free. |
| OTHERS | JBL Free | ifrogz impulse duo |
|---|
| Included Accessories | 2 pairs of ear sleeves, charging case | Magnetic clip | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - lifetime |
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