Side by side comparison and review of Poly - Plantronics Backbeat 505 and beyerdynamic DT 1770 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 505 | beyerdynamic DT 1770 PRO |
|---|
| Product Type | Headphones - Bluetooth - wireless - 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | 500 Series | - | |
| Weight | 155 g | 388 g | Poly - Plantronics Backbeat 505 are lighter than Poly - Plantronics Backbeat 505 headphones. |
| Colour | Dark grey | Black | |
| Earpad Material | Memory foam | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat 505 | beyerdynamic DT 1770 PRO |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 5 - 40000 Hz | |
| Total Harmonic Distortion (THD) | - | 0.05% | |
| Sensitivity | - | 102 dB | |
| Impedance | - | 250 Ohm | |
| Diaphragm | 40 mm | - |
| MICROPHONE | Poly - Plantronics Backbeat 505 | beyerdynamic DT 1770 PRO |
|---|
| Form Factor | Built-in | - |
|---|
| REMOTE CONTROL | Poly - Plantronics Backbeat 505 | beyerdynamic DT 1770 PRO |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Poly - Plantronics Backbeat 505 | beyerdynamic DT 1770 PRO |
|---|
| Cable Type | - | Headphones cable - 3 m Headphones cable - 5 m |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat 505 | beyerdynamic DT 1770 PRO |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 18 hour(s) | - |
| WIRELESS LINK | Poly - Plantronics Backbeat 505 | beyerdynamic DT 1770 PRO |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Poly - Plantronics Backbeat 505 | beyerdynamic DT 1770 PRO |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly - Plantronics Backbeat 505 | beyerdynamic DT 1770 PRO |
|---|
| Included Accessories | - | 6.3 mm (1/4") stereo adapter, 2 earpads, carrying bag |
|---|
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