In depth comparison and review of ASTRO A20 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 | ASTRO A20 | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Product Type | Headset - wireless | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Series | - | ADAPT 500 Series | |
| Weight | 320 g | 232 g | EPOS I SENNHEISER ADAPT 561 II are lighter than ASTRO A20 headphones. |
| Colour | Black, green | Navy, Call of Duty | Silver, Call of Duty | Black, blue | - | |
| Earpad Material | - | Plush, textured fabric | |
| Headband Material | Steel | - | |
| Recommended Use | Game console, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 9.14 m | 25 m | EPOS I SENNHEISER ADAPT 561 II have a greater operating distance than ASTRO A20. |
| SOUND QUALITY | ASTRO A20 | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 561 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) | <3% | <0.3% | EPOS I SENNHEISER ADAPT 561 II have lower total harmonic distortion than ASTRO A20. |
| Sensitivity | 100 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 108 dB | |
| Diaphragm | 40 mm | - | |
| Magnet Material | Neodymium | - | |
| Features | - | Audio prompts | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | ASTRO A20 | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Form Factor | Headset microphone | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Beamforming, MEMS-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Audio Input Details | Uni-directional | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | ASTRO A20 | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Controls | Volume, power on/off | - |
|---|
| CABLE | ASTRO A20 | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Cable Type | Micro-USB cable - detachable - 1 m Audio (optical) cable - detachable - 1 m Micro-USB cable - detachable - 50 cm |
USB-C to USB-C cable - detachable | |
|---|---|---|---|
| Cable Length | 1 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | ASTRO A20 | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Features | - | EPOS ActiveGard |
|---|
| BATTERY AND CHARGING | ASTRO A20 | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Battery Type | Headset battery rechargeable | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - | |
| 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 | ASTRO A20 | EPOS I SENNHEISER ADAPT 561 II |
|---|
| Included Accessories | Wireless transmitter | Carrying case, BTD 800 USB-C dongle, USB-C to USB-C cable | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| 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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