Detailed comparison and review of Sennheiser HD 1 In-Ear Wireless and Poly SupraPlus NC. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Sennheiser HD 1 In-Ear Wireless | Poly SupraPlus NC |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | Headset | |
|---|---|---|---|
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser HD 1 In-Ear Wireless | Poly SupraPlus NC |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 15 - 22000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Max Sound Pressure | 112 dB | - |
| MICROPHONE | Sennheiser HD 1 In-Ear Wireless | Poly SupraPlus NC |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -44 dBV/Pascal | - |
| CABLE | Sennheiser HD 1 In-Ear Wireless | Poly SupraPlus NC |
|---|
| Cable Type | USB charge cable | - |
|---|
| BATTERY AND CHARGING | Sennheiser HD 1 In-Ear Wireless | Poly SupraPlus NC |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 170 mAh | - | |
| Battery Life | 10 hour(s) | - | |
| Charging Time | 1.5 hour(s) | - |
| OTHERS | Sennheiser HD 1 In-Ear Wireless | Poly SupraPlus NC |
|---|
| Included Accessories | Carrying case, 4 pairs of earpads (extra small, small, medium, large) | Monitor receiver | |
|---|---|---|---|
| TAA Compliant | - | Yes |
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