Detailed comparison and review of JBL Quantum 400 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 | JBL Quantum 400 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | ADAPT 100 Series | |
| Weight | 274 g | 145.3 g | EPOS I SENNHEISER ADAPT 135 USB II are lighter than JBL Quantum 400 headphones. |
| Colour | Black | Black | |
| Earpad Material | Memory foam | Leatherette | |
| Recommended Use | - | Portable electronics, computer |
| SOUND QUALITY | JBL Quantum 400 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | DTS | - | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 98 dB | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | - | 115 dB | |
| Magnet Material | - | Neodymium | |
| Features | JBL Quantum SURROUND | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | JBL Quantum 400 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Mono | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 135 USB II microphone can cancel out ambient noise. |
| Frequency Response | 10 - 10000 Hz | 100 - 8000 Hz | JBL Quantum 400 offer a larger microphone frequency range than EPOS I SENNHEISER ADAPT 135 USB II. |
| Sensitivity | -40 dB | - |
| REMOTE CONTROL | JBL Quantum 400 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Controls | - | Volume, answer/end |
|---|
| CABLE | JBL Quantum 400 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Cable Type | - | Headset cable |
|---|
| FEATURES | JBL Quantum 400 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Features | - | EPOS ActiveGard |
|---|
| CONNECTIONS | JBL Quantum 400 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headset (USB Type-A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | JBL Quantum 400 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Software Included | JBL Quantum Engine | - | |
|---|---|---|---|
| Software Certification | - | Optimised for UC | |
| Service & Support | 1-year warranty | Limited warranty - 2 years |
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