Detailed comparison and review of Marshall MONITOR II A.N.C. and EPOS I SENNHEISER ADAPT 135 USB II. 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 | Marshall MONITOR II A.N.C. | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | ADAPT 100 Series | |
| Weight | 320 g | 145.3 g | EPOS I SENNHEISER ADAPT 135 USB II are lighter than Marshall MONITOR II A.N.C. headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Leatherette | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Marshall MONITOR II A.N.C. | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Foldable | Yes | - | Marshall MONITOR II A.N.C. can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Active Noise Cancelling | Yes | - | Marshall MONITOR II A.N.C. 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 | 96 dB | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | - | 115 dB | |
| Diaphragm | 40 mm | - | |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Marshall MONITOR II A.N.C. | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Mono | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 135 USB II microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 8000 Hz |
| REMOTE CONTROL | Marshall MONITOR II A.N.C. | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, skip track, voice assistant, equaliser preset, ANC on/off | Volume, answer/end |
|---|
| CABLE | Marshall MONITOR II A.N.C. | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Cable Type | Headphones cable - detachable | Headset cable | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Marshall MONITOR II A.N.C. | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Features | - | EPOS ActiveGard | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | Yes | - | |
| Intelligent Assistant | Google Assistant | - |
| BATTERY AND CHARGING | Marshall MONITOR II A.N.C. | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 30 hour(s) | - | |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 30 hours Continuous playback (noise cancelling OFF / Bluetooth): up to 45 hours |
- | |
| Charging Time | 2 hour(s) | - |
| CONNECTIONS | Marshall MONITOR II A.N.C. | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headset (USB Type-A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Marshall MONITOR II A.N.C. | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Included Accessories | Carrying bag, USB-C charging cable | - | |
|---|---|---|---|
| Software Certification | - | Optimised for UC | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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