In depth comparison and review of Denon AH-C821 and Poly SupraPlus NC. 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 | Denon AH-C821 | Poly SupraPlus NC |
|---|
| Product Type | Earphones - wired - 3.5 mm jack | Headset | |
|---|---|---|---|
| Weight | 10.4 g | - |
| SOUND QUALITY | Denon AH-C821 | Poly SupraPlus NC |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wired | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 4 - 40000 Hz | - | |
| Max Input Power | 250 mW | - | |
| Sensitivity | 110 dB/mW | - | |
| Impedance | 46 Ohm | - | |
| Diaphragm | 11.5 mm | - |
| CABLE | Denon AH-C821 | Poly SupraPlus NC |
|---|
| Cable Type | Headphones cable | - |
|---|
| CONNECTIONS | Denon AH-C821 | Poly SupraPlus NC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Denon AH-C821 | Poly SupraPlus NC |
|---|
| Included Accessories | Cable clip, 4 pairs of ear tips (supersmall, small, medium, large), Comply TX500 ear tip | Monitor receiver | |
|---|---|---|---|
| TAA Compliant | - | Yes |
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