Detailed comparison and review of KEF M500 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 | KEF M500 | Poly SupraPlus NC |
|---|
| Product Type | Headset - wired | Headset | |
|---|---|---|---|
| Weight | 208 g | - | |
| Colour | Classic | - | |
| Body Material | Aluminium alloy | - | |
| Recommended Use | Portable electronics, phone | - |
| SOUND QUALITY | KEF M500 | Poly SupraPlus NC |
|---|
| Headphones Form Factor | On-ear | - | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | KEF M500 can be folded. |
| Connectivity Technology | Wired | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Max Input Power | 30 mW | - | |
| Sensitivity | 103 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 40 mm | - | |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | KEF M500 | Poly SupraPlus NC |
|---|
| Type | On-cable | - |
|---|
| REMOTE CONTROL | KEF M500 | Poly SupraPlus NC |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | KEF M500 | Poly SupraPlus NC |
|---|
| Cable Type | 2 x headset cable - 1.3 m | - | |
|---|---|---|---|
| Plated Connector | Gold | - |
| CONNECTIONS | KEF M500 | Poly SupraPlus NC |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | KEF M500 | Poly SupraPlus NC |
|---|
| Included Accessories | Protective case, in-flight plug adapter, 3.5 mm to 6.3 mm adapter | Monitor receiver | |
|---|---|---|---|
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 1 year | - |
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