In depth comparison and review of ISOtunes Free Industrial and JBL Endurance RUN 2. 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 | ISOtunes Free Industrial | JBL Endurance RUN 2 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - wireless | |
|---|---|---|---|
| Weight | - | 19.7 g | |
| Colour | Safety yellow | White | Black | |
| Protection | Dust-resistant, hearing protection, sweat-resistant, water-resistant | Waterproof, sweat-proof | |
| Design | - | Sports | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | ISOtunes Free Industrial | JBL Endurance RUN 2 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | 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 | |
| Sound Effects | - | Pure Bass | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | - | 99 dB | |
| Impedance | - | 16 Ohm | |
| Diaphragm | - | 8 mm | |
| Features | Built-in volume limiter | Magnetic ear buds, TwistLock technology, FlexSoft, Fliphook |
| MICROPHONE | ISOtunes Free Industrial | JBL Endurance RUN 2 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable |
| REMOTE CONTROL | ISOtunes Free Industrial | JBL Endurance RUN 2 |
|---|
| Controls | - | 1-button remote |
|---|
| CABLE | ISOtunes Free Industrial | JBL Endurance RUN 2 |
|---|
| Cable Type | - | USB-C charge cable - detachable |
|---|
| FEATURES | ISOtunes Free Industrial | JBL Endurance RUN 2 |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Now |
| BATTERY AND CHARGING | ISOtunes Free Industrial | JBL Endurance RUN 2 |
|---|
| Battery Type | Headphone battery rechargeable | Rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 130 mAh | |
| Battery Life | 7 hour(s) | 10 hour(s) | JBL Endurance RUN 2 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 |
Continuous playback: up to 10 hour(s) Continuous playback (with 10 min charge): up to 1 hours |
|
| Charging Time | 1.5 hour(s) | 2 hour(s) | ISOtunes Free Industrial recharge faster than ISOtunes Free Industrial. |
| WIRELESS LINK | ISOtunes Free Industrial | JBL Endurance RUN 2 |
|---|
| Modulation Type | - | GFSK, 8-DPSK, 4-DQPSK | |
|---|---|---|---|
| Radio Frequency Range | - | 2.402 - 2.480GHz |
| CONNECTIONS | ISOtunes Free Industrial | JBL Endurance RUN 2 |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | ISOtunes Free Industrial | JBL Endurance RUN 2 |
|---|
| Included Accessories | Charging case, 3 pairs of foam ear tips, 3 pairs of double flange ear tips (small, medium, large), USB-C charging cable | Sound enhancer, 3 pairs of silicone ear tips (small, medium, large), USB-C charging cable | |
|---|---|---|---|
| Compliant Standards | OSHA, NIOSH | IPX5 | |
| Service & Support | Limited warranty - 1 year Limited warranty - money back guarantee - 30 days |
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