In depth comparison and review of harman/kardon FLY TWS and ISOtunes Free Industrial. 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 | harman/kardon FLY TWS | ISOtunes Free Industrial |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Dimensions & Weight Details | Earbud: 7.3 g Charging case: 59.2 g |
- | |
| Colour | Black | Safety yellow | |
| Protection | Waterproof, IPX5 | Dust-resistant, hearing protection, sweat-resistant, water-resistant | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | harman/kardon FLY TWS | ISOtunes Free Industrial |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | - | aptX | |
| Noise Isolating | - | Yes | ISOtunes Free Industrial are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 10 - 20000 Hz | - | |
| Sensitivity | 97 dB | - | |
| Impedance | 17 Ohm | - | |
| Diaphragm | 5.6 mm | - | |
| Features | TalkThru technology | Built-in volume limiter |
| MICROPHONE | harman/kardon FLY TWS | ISOtunes Free Industrial |
|---|
| Form Factor | Built-in | Built-in |
|---|
| FEATURES | harman/kardon FLY TWS | ISOtunes Free Industrial |
|---|
| Intelligent Assistant | Google Assistant, Alexa | - |
|---|
| BATTERY AND CHARGING | harman/kardon FLY TWS | ISOtunes Free Industrial |
|---|
| Battery Type | Lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 55 mAh | - | |
| Battery Life | 6 hour(s) | 7 hour(s) | ISOtunes Free Industrial lasts longer on a single charge than the harman/kardon FLY TWS. |
| Battery Life Details | - | Continuous playback: up to 7 hours Continuous playback (with included charging case): up to 21 hours |
|
| Charging Time | 2 hour(s) | 1.5 hour(s) | ISOtunes Free Industrial recharge faster than harman/kardon FLY TWS. |
| OTHERS | harman/kardon FLY TWS | ISOtunes Free Industrial |
|---|
| Included Accessories | Charging case (450 mAh) | Charging case, 3 pairs of foam ear tips, 3 pairs of double flange ear tips (small, medium, large), USB-C charging cable | |
|---|---|---|---|
| Compliant Standards | - | OSHA, NIOSH | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 1 year Limited warranty - money back guarantee - 30 days |
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