In depth comparison and review of Poly - Plantronics Backbeat 500 and EPOS I SENNHEISER ADAPT 165 II. 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 500 | EPOS I SENNHEISER ADAPT 165 II |
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| Product Type | Headphones - Bluetooth - wireless - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | ADAPT 100 Series | |
| Weight | 155 g | 145.3 g | EPOS I SENNHEISER ADAPT 165 II are lighter than Poly - Plantronics Backbeat 500 headphones. |
| Colour | White | Grey | Black | |
| Earpad Material | Memory foam | Leatherette | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat 500 | EPOS I SENNHEISER ADAPT 165 II |
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| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Foldable | - | Yes | EPOS I SENNHEISER ADAPT 165 II can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | - | 20 - 20000 Hz | |
| Total Harmonic Distortion (THD) | - | 55% | |
| Max Sound Pressure | - | 115 dB | |
| Diaphragm | 40 mm | - | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Poly - Plantronics Backbeat 500 | EPOS I SENNHEISER ADAPT 165 II |
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| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 165 II microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 8000 Hz |
| REMOTE CONTROL | Poly - Plantronics Backbeat 500 | EPOS I SENNHEISER ADAPT 165 II |
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| Controls | Volume, answer/end, play/pause, next/previous track | - |
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| CABLE | Poly - Plantronics Backbeat 500 | EPOS I SENNHEISER ADAPT 165 II |
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| Cable Type | - | Headset cable - 1.12 m | |
|---|---|---|---|
| Cable Length | - | 1.12 m |
| FEATURES | Poly - Plantronics Backbeat 500 | EPOS I SENNHEISER ADAPT 165 II |
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| Features | - | EPOS ActiveGard |
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| BATTERY AND CHARGING | Poly - Plantronics Backbeat 500 | EPOS I SENNHEISER ADAPT 165 II |
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| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 18 hour(s) | - |
| WIRELESS LINK | Poly - Plantronics Backbeat 500 | EPOS I SENNHEISER ADAPT 165 II |
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| Transmission Range | 10 m | - |
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| CONNECTIONS | Poly - Plantronics Backbeat 500 | EPOS I SENNHEISER ADAPT 165 II |
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| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headset (mini-phone 3.5mm) |
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| OTHERS | Poly - Plantronics Backbeat 500 | EPOS I SENNHEISER ADAPT 165 II |
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| Service & Support | - | Limited warranty - 2 years |
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