Side by side comparison and review of Koss UR 23i and EPOS I SENNHEISER EDU 12 USB. 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 | Koss UR 23i | EPOS I SENNHEISER EDU 12 USB |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Colour | White | Black | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Koss UR 23i | EPOS I SENNHEISER EDU 12 USB |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 94 dB | - | |
| Impedance | 34 Ohm | - |
| MICROPHONE | Koss UR 23i | EPOS I SENNHEISER EDU 12 USB |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Noise Cancelling | - | Yes | EPOS I SENNHEISER EDU 12 USB microphone can cancel out ambient noise. |
| CABLE | Koss UR 23i | EPOS I SENNHEISER EDU 12 USB |
|---|
| Cable Type | Headphones cable - 1.22 m | - |
|---|
| CONNECTIONS | Koss UR 23i | EPOS I SENNHEISER EDU 12 USB |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Koss UR 23i | EPOS I SENNHEISER EDU 12 USB |
|---|
| Compatibility | - | Chrome OS, Mac, Windows | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | Limited warranty - 2 years |
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