Detailed comparison and review of Sennheiser OCX 684i Sports 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 OCX 684i Sports | Poly SupraPlus NC |
|---|
| Product Type | Earphones - wired - 3.5 mm jack | Headset | |
|---|---|---|---|
| Protection | Waterproof | - | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser OCX 684i Sports | Poly SupraPlus NC |
|---|
| Headphones Form Factor | In-ear - over-the-ear mount | - | |
|---|---|---|---|
| Connectivity Technology | Wired | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 18 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Impedance | 28 Ohm | - | |
| Max Sound Pressure | 115 dB | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Sennheiser OCX 684i Sports | Poly SupraPlus NC |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Microphone Operation Mode | Mono | - | |
| Audio Input Details | Omni-directional | - | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser OCX 684i Sports | Poly SupraPlus NC |
|---|
| Controls | Volume, answer/end | - |
|---|
| CABLE | Sennheiser OCX 684i Sports | Poly SupraPlus NC |
|---|
| Cable Type | Headphones cable - straight - 1.2 m | - | |
|---|---|---|---|
| Cable Length | 1.2 m | - |
| CONNECTIONS | Sennheiser OCX 684i Sports | Poly SupraPlus NC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Sennheiser OCX 684i Sports | Poly SupraPlus NC |
|---|
| Included Accessories | Carrying pouch, cable clip, 3 pairs of ear tips (small, medium, large) | Monitor receiver | |
|---|---|---|---|
| TAA Compliant | - | Yes |
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