Detailed comparison and review of Koss UR 23i and August EP650B. 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 | August EP650B |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - NFC - USB, 3.5 mm jack | |
|---|---|---|---|
| Height | - | 17.66 cm | |
| Width | - | 18.86 cm | |
| Depth | - | 7.1 cm | |
| Weight | - | 235 g | |
| Colour | White | Black | - | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Koss UR 23i | August EP650B |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Foldable | - | Yes | August EP650B can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 60 - 20000 Hz | Koss UR 23i offer a larger frequency range than August EP650B. |
| Total Harmonic Distortion (THD) | - | 1% | |
| Sensitivity | 94 dB | - | |
| Impedance | 34 Ohm | - | |
| Diaphragm | - | 50 mm | |
| Signal-To-Noise Ratio | - | 85 dB | |
| Features | - | Bluetooth aptX technology |
| MICROPHONE | Koss UR 23i | August EP650B |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| CABLE | Koss UR 23i | August EP650B |
|---|
| Cable Type | Headphones cable - 1.22 m | Headphones cable - detachable |
|---|
| BATTERY AND CHARGING | Koss UR 23i | August EP650B |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 220 mAh | |
| Battery Life | - | 10 hour(s) | |
| Standby Time | - | 720 hours | |
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | Koss UR 23i | August EP650B |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) USB |
|---|
| OTHERS | Koss UR 23i | August EP650B |
|---|
| Compatibility | - | iPhone, iPad, iPod, Android phone | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | - |
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