Side by side comparison and review of Sennheiser HD 4.30i 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 HD 4.30i | Poly SupraPlus NC |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset | |
|---|---|---|---|
| Colour | Black | White | - |
| SOUND QUALITY | Sennheiser HD 4.30i | Poly SupraPlus NC |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wired | - | |
| Noise Isolating | Yes | - | Sennheiser HD 4.30i are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 18 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 120 dB/Vrms | - | |
| Impedance | 18 Ohm | - | |
| Diaphragm | 32 mm | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Sennheiser HD 4.30i | Poly SupraPlus NC |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser HD 4.30i | Poly SupraPlus NC |
|---|
| Controls | 3-button remote | - |
|---|
| CABLE | Sennheiser HD 4.30i | Poly SupraPlus NC |
|---|
| Cable Type | Headphones cable - detachable - 1.4 m | - | |
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| CONNECTIONS | Sennheiser HD 4.30i | Poly SupraPlus NC |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | - |
|---|
| OTHERS | Sennheiser HD 4.30i | Poly SupraPlus NC |
|---|
| Included Accessories | Soft bag, audio cable (1.4 m) | Monitor receiver | |
|---|---|---|---|
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - parts and labour - 2 years | - |
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