Side by side comparison and review of Sennheiser PXC 550 Wireless and Poly SupraPlus NC. 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 | Sennheiser PXC 550 Wireless | Poly SupraPlus NC |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset | |
|---|---|---|---|
| Series | PXC | - | |
| Weight | 227 g | - | |
| Recommended Use | Home audio, portable electronics | - |
| SOUND QUALITY | Sennheiser PXC 550 Wireless | Poly SupraPlus NC |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sennheiser PXC 550 Wireless can be folded. |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.2 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Device ID Profile (DIP) | - | |
| Active Noise Cancelling | Yes | - | Sennheiser PXC 550 Wireless are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | NoiseGard active noise compensation | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 17 - 23000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 110 dB | - | |
| Impedance | 490 Ohm | - |
| MICROPHONE | Sennheiser PXC 550 Wireless | Poly SupraPlus NC |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphones Included | 3 | - |
| REMOTE CONTROL | Sennheiser PXC 550 Wireless | Poly SupraPlus NC |
|---|
| Controls | Volume | - |
|---|
| CABLE | Sennheiser PXC 550 Wireless | Poly SupraPlus NC |
|---|
| Cable Type | Headphones cable - detachable USB cable - detachable |
- | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser PXC 550 Wireless | Poly SupraPlus NC |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Sennheiser PXC 550 Wireless | Poly SupraPlus NC |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 30 hour(s) | - | |
| Charging Time | 3 hour(s) | - |
| CONNECTIONS | Sennheiser PXC 550 Wireless | Poly SupraPlus NC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Sennheiser PXC 550 Wireless | Poly SupraPlus NC |
|---|
| Included Accessories | Carrying case, audio cable, in-flight plug adapter, 3.5 mm to 6.3 mm adapter, USB charge cable | Monitor receiver | |
|---|---|---|---|
| Software Included | CapTune | - | |
| TAA Compliant | - | Yes |
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