In depth comparison and review of Sony WI-C400 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 | Sony WI-C400 | ISOtunes Free Industrial |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 35 g | - | |
| Colour | Black | Safety yellow | |
| Protection | - | Dust-resistant, hearing protection, sweat-resistant, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sony WI-C400 | ISOtunes Free Industrial |
|---|
| Headphones Form Factor | In-ear - behind-the-neck mount | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Audio Codec | - | aptX | |
| Noise Isolating | - | Yes | ISOtunes Free Industrial are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 8 - 22000 Hz | - | |
| Diaphragm | 9 mm | - | |
| Magnet Material | Neodymium | - | |
| Features | - | Built-in volume limiter |
| MICROPHONE | Sony WI-C400 | ISOtunes Free Industrial |
|---|
| Form Factor | Built-in | Built-in |
|---|
| REMOTE CONTROL | Sony WI-C400 | ISOtunes Free Industrial |
|---|
| Controls | Volume, answer/end, play/pause | - |
|---|
| CABLE | Sony WI-C400 | ISOtunes Free Industrial |
|---|
| Cable Type | USB cable - 50 m | - |
|---|
| FEATURES | Sony WI-C400 | ISOtunes Free Industrial |
|---|
| Features | Vibrating call alert | - |
|---|
| BATTERY AND CHARGING | Sony WI-C400 | ISOtunes Free Industrial |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 20 hour(s) | 7 hour(s) | Sony WI-C400 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 | 4.5 hour(s) | 1.5 hour(s) | ISOtunes Free Industrial recharge faster than Sony WI-C400. |
| CONNECTIONS | Sony WI-C400 | ISOtunes Free Industrial |
|---|
| Connector Type | USB (5 pin Micro-USB Type B) | - |
|---|
| OTHERS | Sony WI-C400 | ISOtunes Free Industrial |
|---|
| Included Accessories | - | 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 - money back guarantee - 30 days |
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