In depth comparison and review of Poly - Plantronics Backbeat FIT 3200 (Left Earbud) 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 | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | ISOtunes Free Industrial |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 13 g | - | |
| Colour | Black | Safety yellow | |
| Protection | Waterproof, sweat-resistant, IPX5, IP57 | Dust-resistant, hearing protection, sweat-resistant, water-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | ISOtunes Free Industrial |
|---|
| Headphones Form Factor | In-ear - over-the-ear mount | 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 | Yes | Both headphones are equipped with noise isolation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Bass Boost | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 94 dB | - | |
| Diaphragm | 13.5 mm | - | |
| Features | - | Built-in volume limiter |
| MICROPHONE | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | ISOtunes Free Industrial |
|---|
| Form Factor | Built-in | Built-in |
|---|
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | ISOtunes Free Industrial |
|---|
| Controls | Mute, volume control, answer/end, play/pause, next/previous track, voice assistant | - |
|---|
| FEATURES | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | ISOtunes Free Industrial |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | ISOtunes Free Industrial |
|---|
| Battery Type | 2 x headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 90 mAh | - | |
| Battery Life | 8 hour(s) | 7 hour(s) | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) lasts longer on a single charge than the ISOtunes Free Industrial. |
| Battery Life Details | Continuous playback: up to 8 hours Continuous playback (with included charging case): up to 24 hours |
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 Poly - Plantronics Backbeat FIT 3200 (Left Earbud). |
| Included Qty | 2 | - |
| OTHERS | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | 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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