In depth comparison and review of harman/kardon FLY BT 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 BT | ISOtunes Free Industrial |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 17.1 g | - | |
| Colour | Black | Safety yellow | |
| Protection | - | Dust-resistant, hearing protection, sweat-resistant, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | harman/kardon FLY BT | ISOtunes Free Industrial |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | ISOtunes Free Industrial have a more advanced version of Bluetooth than harman/kardon FLY BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), 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 | 20 - 20000 Hz | - | |
| Sensitivity | 94 dB/mW | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 8.6 mm | - | |
| Features | - | Built-in volume limiter |
| MICROPHONE | harman/kardon FLY BT | ISOtunes Free Industrial |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| REMOTE CONTROL | harman/kardon FLY BT | ISOtunes Free Industrial |
|---|
| Controls | Volume, play/pause, next/previous track | - |
|---|
| CABLE | harman/kardon FLY BT | ISOtunes Free Industrial |
|---|
| Cable Type | USB charge cable - detachable | - |
|---|
| BATTERY AND CHARGING | harman/kardon FLY BT | ISOtunes Free Industrial |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 110 mAh | - | |
| Battery Life | 8 hour(s) | 7 hour(s) | harman/kardon FLY BT lasts longer on a single charge than the ISOtunes Free Industrial. |
| 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 BT. |
| OTHERS | harman/kardon FLY BT | ISOtunes Free Industrial |
|---|
| Included Accessories | Ear tips kit | 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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