Side by side comparison and review of Koss UR 23i and EPOS I SENNHEISER ADAPT SC 165 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 ADAPT SC 165 USB |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Weight | - | 98 g | |
| Colour | White | Black | Black, white | |
| Earpad Material | - | Leatherette | |
| Recommended Use | Portable electronics | Portable electronics, computer |
| SOUND QUALITY | Koss UR 23i | EPOS I SENNHEISER ADAPT SC 165 USB |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT SC 165 USB are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 94 dB | - | |
| Impedance | 34 Ohm | - | |
| Max Sound Pressure | - | 115 dB | |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Koss UR 23i | EPOS I SENNHEISER ADAPT SC 165 USB |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz |
| REMOTE CONTROL | Koss UR 23i | EPOS I SENNHEISER ADAPT SC 165 USB |
|---|
| Controls | - | Volume, answer/end, microphone on/mute, redial |
|---|
| CABLE | Koss UR 23i | EPOS I SENNHEISER ADAPT SC 165 USB |
|---|
| Cable Type | Headphones cable - 1.22 m | Headset cable USB cable - detachable |
|
|---|---|---|---|
| Cable Length | - | 2.262 m |
| FEATURES | Koss UR 23i | EPOS I SENNHEISER ADAPT SC 165 USB |
|---|
| Features | - | EPOS ActiveGard |
|---|
| CONNECTIONS | Koss UR 23i | EPOS I SENNHEISER ADAPT SC 165 USB |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Koss UR 23i | EPOS I SENNHEISER ADAPT SC 165 USB |
|---|
| Included Accessories | - | Carrying pouch, USB cable | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business | |
| Service & Support | Limited warranty - lifetime | Limited warranty - 2 years |
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