Detailed comparison and review of Koss UR 23i and Technics EAH-F50BE. 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 | Koss UR 23i | Technics EAH-F50BE |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Weight | - | 270 g | |
| Colour | White | Black | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Koss UR 23i | Technics EAH-F50BE |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD, LDAC | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | 4 - 40000 Hz | Technics EAH-F50BE offer a larger frequency range than Koss UR 23i. |
| Sensitivity | 94 dB | 99 dB/mW | Technics EAH-F50BE have higher sensitivity than Koss UR 23i. |
| Impedance | 34 Ohm | 26 Ohm | |
| Diaphragm | - | 40 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Koss UR 23i | Technics EAH-F50BE |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| REMOTE CONTROL | Koss UR 23i | Technics EAH-F50BE |
|---|
| Controls | - | Voice assistant |
|---|
| CABLE | Koss UR 23i | Technics EAH-F50BE |
|---|
| Cable Type | Headphones cable - 1.22 m | USB charge cable - detachable - 50 cm Headphones cable - detachable - 1.2 m |
|---|
| BATTERY AND CHARGING | Koss UR 23i | Technics EAH-F50BE |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 35 hour(s) | |
| Charging Time | - | 4 hour(s) |
| CONNECTIONS | Koss UR 23i | Technics EAH-F50BE |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) USB (power only) |
|---|
| OTHERS | Koss UR 23i | Technics EAH-F50BE |
|---|
| Included Accessories | - | Carrying case | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | - |
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