In depth comparison and review of Lenovo 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 | Lenovo | ISOtunes Free Industrial |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 37 cm | - | |
| Width | 11 cm | - | |
| Depth | 2 cm | - | |
| Weight | 25 g | - | |
| Colour | Black | Safety yellow | |
| Earpad Material | Silicone | - | |
| Protection | Waterproof, IPX5 | Dust-resistant, hearing protection, sweat-resistant, water-resistant | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Lenovo | ISOtunes Free Industrial |
|---|
| Headphones Form Factor | In-ear - neckband | 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), 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 | |
| Sound Effects | Deep Bass | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 110 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 13 mm | - | |
| Magnet Material | Neodymium | - | |
| Features | - | Built-in volume limiter |
| MICROPHONE | Lenovo | ISOtunes Free Industrial |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -42 dB | - | |
| Signal-To-Noise Ratio | 58 dB | - |
| REMOTE CONTROL | Lenovo | ISOtunes Free Industrial |
|---|
| Controls | Volume, power on/off, microphone on/mute | - |
|---|
| CABLE | Lenovo | ISOtunes Free Industrial |
|---|
| Cable Type | Micro-USB charge cable - 1 m | - |
|---|
| FEATURES | Lenovo | ISOtunes Free Industrial |
|---|
| Features | Touch control | - |
|---|
| BATTERY AND CHARGING | Lenovo | ISOtunes Free Industrial |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 100 mAh | - | |
| Battery Life | 10 hours | 7 hour(s) | Lenovo lasts longer on a single charge than the ISOtunes Free Industrial. |
| Battery Life Details | Continuous playback (with included charging case): up to 10 hours Continuous playback (with single charge): up to 4 hours |
Continuous playback: up to 7 hours Continuous playback (with included charging case): up to 21 hours |
|
| Standby Time | 100 hours | - | |
| Charging Time | 1.5 hours | 1.5 hour(s) | The charging of both headphones last the same time. |
| CONNECTIONS | Lenovo | ISOtunes Free Industrial |
|---|
| Connector Type | Bluetooth | - |
|---|
| OTHERS | Lenovo | ISOtunes Free Industrial |
|---|
| Included Accessories | Eargels, Buggy Bag, Shark Fins | Charging case, 3 pairs of foam ear tips, 3 pairs of double flange ear tips (small, medium, large), USB-C charging cable | |
|---|---|---|---|
| Compliant Standards | TUV, CB, IC, FCC, KCC, CEC, NRCAN, JRF, DOE, RED | OSHA, NIOSH | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 1 year Limited warranty - money back guarantee - 30 days |
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