Side by side comparison and review of Koss UR 23i and Marshall Monitor Bluetooth. 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 | Marshall Monitor Bluetooth |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Colour | White | Black | Black | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Koss UR 23i | Marshall Monitor Bluetooth |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Foldable | - | Yes | Marshall Monitor Bluetooth can be folded. |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 10 - 20000 Hz | Marshall Monitor Bluetooth offer a larger frequency range than Koss UR 23i. |
| Sensitivity | 94 dB | 92 dB | Koss UR 23i have higher sensitivity than Marshall Monitor Bluetooth. |
| Impedance | 34 Ohm | 28 Ohm | |
| Diaphragm | - | 40 mm | |
| Features | - | Bluetooth aptX technology |
| MICROPHONE | Koss UR 23i | Marshall Monitor Bluetooth |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Microphones Included | - | 2 |
| REMOTE CONTROL | Koss UR 23i | Marshall Monitor Bluetooth |
|---|
| Controls | - | Answer/end |
|---|
| CABLE | Koss UR 23i | Marshall Monitor Bluetooth |
|---|
| Cable Type | Headphones cable - 1.22 m | Headphones cable - detachable |
|---|
| BATTERY AND CHARGING | Koss UR 23i | Marshall Monitor Bluetooth |
|---|
| Battery Life | - | 30 hour(s) |
|---|
| CONNECTIONS | Koss UR 23i | Marshall Monitor Bluetooth |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Koss UR 23i | Marshall Monitor Bluetooth |
|---|
| Included Accessories | - | USB charging cable, carrying bag | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | - |
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