In depth comparison and review of Koss UR 23i and EPOS I SENNHEISER ADAPT 560 II. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Koss UR 23i | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Series | - | ADAPT 500 Series | |
| Weight | - | 232 g | |
| Colour | White | Black | - | |
| Earpad Material | - | Textured fabric | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 25 m |
| SOUND QUALITY | Koss UR 23i | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 560 II are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 94 dB | - | |
| Impedance | 34 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 108 dB | |
| Features | - | Audio prompts |
| MICROPHONE | Koss UR 23i | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Beamforming, MEMS-directional | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 560 II microphone can cancel out ambient noise. |
| Noise Cancelling Technology | - | Advanced Noise Control | |
| Frequency Response | - | 100 - 10000 Hz | |
| Microphones Included | - | 4 |
| CABLE | Koss UR 23i | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Cable Type | Headphones cable - 1.22 m | USB-C to USB-A cable - detachable |
|---|
| BATTERY AND CHARGING | Koss UR 23i | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life Details | - | Continuous playback (noise cancelling OFF): up to 46 hours Continuous talk (noise cancelling OFF): up to 41 hours Continuous playback (noise cancelling ON): up to 24 hours Continuous talk (noise cancelling ON): up to 24 hours |
|
| Standby Time | - | 81 day | |
| Charging Time | - | 3.4 hour(s) |
| CONNECTIONS | Koss UR 23i | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Koss UR 23i | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Included Accessories | - | Carrying case, BTD 800 USB dongle | |
|---|---|---|---|
| Software Certification | - | Zoom Certified, Certified for Microsoft Teams, Optimised for Google Meet | |
| Service & Support | Limited warranty - lifetime | Limited warranty - 2 years |
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