Side by side comparison and review of Poly - Plantronics Backbeat FIT 305 and ISOtunes Pro. 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 | Poly - Plantronics Backbeat FIT 305 | ISOtunes Pro |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 14 g | 16 g | Poly - Plantronics Backbeat FIT 305 are lighter than Poly - Plantronics Backbeat FIT 305 headphones. |
| Colour | Black | Dark blue | Coral | Lime green | Safety orange | |
| Protection | Sweat-resistant | Splashproof, sweat-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 305 | ISOtunes Pro |
|---|
| Headphones Form Factor | In-ear | In-ear - over-the-ear mount | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.1 EDR | Poly - Plantronics Backbeat FIT 305 have a more advanced version of Bluetooth than ISOtunes Pro. |
| 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 Pro are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 106 dB | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 6 mm | - |
| MICROPHONE | Poly - Plantronics Backbeat FIT 305 | ISOtunes Pro |
|---|
| Type | On-cable | On-cable |
|---|
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 305 | ISOtunes Pro |
|---|
| Controls | Answer/end, play/pause, next/previous track | Volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Poly - Plantronics Backbeat FIT 305 | ISOtunes Pro |
|---|
| Cable Type | Micro-USB charge cable | Micro-USB charge cable |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 305 | ISOtunes Pro |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 6 hour(s) | 10 hour(s) | ISOtunes Pro lasts longer on a single charge than the Poly - Plantronics Backbeat FIT 305. |
| Standby Time | 240 hours | 240 hours | Both headphones have the same lenght of standby time. |
| Charging Time | 2 hour(s) | - |
| OTHERS | Poly - Plantronics Backbeat FIT 305 | ISOtunes Pro |
|---|
| Included Accessories | Carrying pouch, 3 pairs of ear tips (small, medium, large) | Carrying case, 3 pairs of ear tips (small, medium, large) | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 1 year |
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