Side by side comparison and review of ISOtunes Pro 2.0 and JBL Free II. 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 | ISOtunes Pro 2.0 | JBL Free II |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 4.8 g | |
| Dimensions & Weight Details | - | Earphone: 4.8 g Charging case: 52 g |
|
| Colour | Safety orange | Black | White | |
| Protection | Dust-resistant, sweat-resistant, water-resistant, IP67 | Splashproof, IPX4 | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | ISOtunes Pro 2.0 | JBL Free II |
|---|
| Headphones Form Factor | In-ear - over-the-ear mount | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| 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 HD | - | |
| Noise Isolating | Yes | - | ISOtunes Pro 2.0 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | - | 100 dB | |
| Impedance | - | 16 Ohm | |
| Max Sound Pressure | - | 95 dB | |
| Diaphragm | - | 5.6 mm |
| MICROPHONE | ISOtunes Pro 2.0 | JBL Free II |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | ISOtunes Pro 2.0 | JBL Free II |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | ISOtunes Pro 2.0 | JBL Free II |
|---|
| Cable Type | Micro-USB charge cable | USB-C charge cable |
|---|
| FEATURES | ISOtunes Pro 2.0 | JBL Free II |
|---|
| Features | 27Db Noise Reduction Rating | Touch control |
|---|
| BATTERY AND CHARGING | ISOtunes Pro 2.0 | JBL Free II |
|---|
| Battery Type | Headphone battery rechargeable | 2 x headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 55 mAh | |
| Battery Life | 16 hour(s) | 6 hour(s) | ISOtunes Pro 2.0 lasts longer on a single charge than the JBL Free II. |
| Battery Life Details | - | (with included charging case): up to 24 hours | |
| Charging Time | - | 2 hour(s) | |
| Included Qty | - | 2 |
| OTHERS | ISOtunes Pro 2.0 | JBL Free II |
|---|
| Included Accessories | Storage case, 2 cable clips, 1 pair of triple flange ear tips, 4 pairs of ISOtunes TRILOGY foam ear tips, 1 alligator clip | 3 pairs of ear tips (small, medium, large), charging case (650 mAh) | |
|---|---|---|---|
| Compliant Standards | OSHA, NIOSH | - | |
| Service & Support | Limited warranty - 1 year | - |
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