In depth comparison and review of Sennheiser HMD 300 PRO and EPOS I SENNHEISER ADAPT 561 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 | Sennheiser HMD 300 PRO | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Product Type | Headset - wired | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Series | - | ADAPT 500 Series | |
| Weight | 319 g | 232 g | EPOS I SENNHEISER ADAPT 561 II are lighter than Sennheiser HMD 300 PRO headphones. |
| Earpad Material | - | Plush, textured fabric | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 25 m |
| SOUND QUALITY | Sennheiser HMD 300 PRO | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Foldable | Yes | - | Sennheiser HMD 300 PRO can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | 60 - 25000 Hz | 20 - 20000 Hz | Sennheiser HMD 300 PRO offer a larger frequency range than EPOS I SENNHEISER ADAPT 561 II. |
| Max Input Power | 500 mW | - | |
| Total Harmonic Distortion (THD) | 0.1% | <0.3% | Sennheiser HMD 300 PRO have lower total harmonic distortion than Sennheiser HMD 300 PRO. |
| Sensitivity | 108 dB | - | |
| Impedance | 64 Ohm | 32 Ohm | |
| Max Sound Pressure | 123 dB | 108 dB | |
| Features | - | Audio prompts |
| MICROPHONE | Sennheiser HMD 300 PRO | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Technology | Dynamic | - | |
| Microphone Operation Mode | Hypercardioid | Beamforming, MEMS-directional | |
| Frequency Response | 80 - 16000 Hz | 100 - 10000 Hz | Sennheiser HMD 300 PRO offer a larger microphone frequency range than EPOS I SENNHEISER ADAPT 561 II. |
| Sensitivity | 0.4 mV/Pascal | - | |
| Impedance | 300 Ohm | - | |
| Microphones Included | - | 2 |
| CABLE | Sennheiser HMD 300 PRO | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Cable Type | - | USB-C to USB-C cable - detachable |
|---|
| FEATURES | Sennheiser HMD 300 PRO | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Features | EPOS ActiveGard | EPOS ActiveGard |
|---|
| BATTERY AND CHARGING | Sennheiser HMD 300 PRO | EPOS I SENNHEISER ADAPT 561 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 | - | 220 min |
| OTHERS | Sennheiser HMD 300 PRO | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Included Accessories | Wind screen | Carrying case, BTD 800 USB-C dongle, USB-C to USB-C cable | |
|---|---|---|---|
| Software Certification | - | Zoom Certified, Certified for Microsoft Teams, Optimised for UC, Optimised for Google Meet | |
| Service & Support | - | Limited warranty - 2 years |
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